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122541040404 = 22331889960037
BaseRepresentation
bin111001000100000000…
…0111110001100010100
3102201022002120211122000
41302020000332030110
54001431001243104
6132143343435300
711565452441316
oct1621000761424
9381262524560
10122541040404
1147a7324a412
121b8ba8b5b30
13b72b785a83
145d069db7b6
1532c30db639
hex1c8803e314

122541040404 has 48 divisors (see below), whose sum is σ = 317721096000. Its totient is φ = 40844171808.

The previous prime is 122541040399. The next prime is 122541040409. The reversal of 122541040404 is 404040145221.

122541040404 is a `hidden beast` number, since 1 + 2 + 254 + 1 + 0 + 4 + 0 + 404 = 666.

It is an interprime number because it is at equal distance from previous prime (122541040399) and next prime (122541040409).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122541040409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2011074 + ... + 2071110.

It is an arithmetic number, because the mean of its divisors is an integer number (6619189500).

Almost surely, 2122541040404 is an apocalyptic number.

It is an amenable number.

122541040404 is an abundant number, since it is smaller than the sum of its proper divisors (195180055596).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122541040404 is a wasteful number, since it uses less digits than its factorization.

122541040404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78949 (or 78941 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

Adding to 122541040404 its reverse (404040145221), we get a palindrome (526581185625).

The spelling of 122541040404 in words is "one hundred twenty-two billion, five hundred forty-one million, forty thousand, four hundred four".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 18899 37798 56697 60037 75596 113394 120074 170091 180111 226788 240148 340182 360222 510273 540333 680364 720444 1020546 1080666 1620999 2041092 2161332 3241998 6483996 1134639263 2269278526 3403917789 4538557052 6807835578 10211753367 13615671156 20423506734 30635260101 40847013468 61270520202 122541040404