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164341064462450 = 25219597693812801
BaseRepresentation
bin100101010111011110100010…
…110001001111000001110010
3210112212212000100100121101212
4211113132202301033001302
5133020031000000244300
61341305124234200122
746421151531322361
oct4527364261170162
9715785010317355
10164341064462450
1148400721587617
1216522495b83042
1370913b008b345
142c822156c57d8
1513eed4cb89935
hex9577a2c4f072

164341064462450 has 96 divisors (see below), whose sum is σ = 327641701464000. Its totient is φ = 61141450752000.

The previous prime is 164341064462447. The next prime is 164341064462479. The reversal of 164341064462450 is 54264460143461.

164341064462450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1643410644624502 (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 41196050 + ... + 45008850.

It is an arithmetic number, because the mean of its divisors is an integer number (3412934390250).

Almost surely, 2164341064462450 is an apocalyptic number.

164341064462450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164341064462450 is a deficient number, since it is larger than the sum of its proper divisors (163300637001550).

164341064462450 is a wasteful number, since it uses less digits than its factorization.

164341064462450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3813660 (or 3813655 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 50.

The spelling of 164341064462450 in words is "one hundred sixty-four trillion, three hundred forty-one billion, sixty-four million, four hundred sixty-two thousand, four hundred fifty".

Divisors: 1 2 5 10 19 25 38 50 59 95 118 190 295 475 590 769 950 1121 1475 1538 2242 2950 3845 5605 7690 11210 14611 19225 28025 29222 38450 45371 56050 73055 90742 146110 226855 365275 453710 730550 862049 1134275 1724098 2268550 3812801 4310245 7625602 8620490 19064005 21551225 38128010 43102450 72443219 95320025 144886438 190640050 224955259 362216095 449910518 724432190 1124776295 1811080475 2249552590 2932043969 3622160950 4274149921 5623881475 5864087938 8548299842 11247762950 14660219845 21370749605 29320439690 42741499210 55708835411 73301099225 106853748025 111417670822 146602198450 172990594171 213707496050 278544177055 345981188342 557088354110 864952970855 1392720885275 1729905941710 2785441770550 3286821289249 4324764854275 6573642578498 8649529708550 16434106446245 32868212892490 82170532231225 164341064462450