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164935518357 = 3139515376757
BaseRepresentation
bin1001100110011011101…
…1000100100010010101
3120202201122021110101010
42121212323010202111
510200241443041412
6203434220322433
714626153526361
oct2314673044225
9522648243333
10164935518357
1163a48889155
1227b706a3419
131272693c69c
147da91cc2a1
154454e0833c
hex2666ec4895

164935518357 has 16 divisors (see below), whose sum is σ = 221542009920. Its totient is φ = 109143347712.

The previous prime is 164935518329. The next prime is 164935518367. The reversal of 164935518357 is 753815539461.

It is not a de Polignac number, because 164935518357 - 222 = 164931324053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 164935518297 and 164935518306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164935518367) 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, 2110423 + ... + 2187179.

It is an arithmetic number, because the mean of its divisors is an integer number (13846375620).

Almost surely, 2164935518357 is an apocalyptic number.

It is an amenable number.

164935518357 is a deficient number, since it is larger than the sum of its proper divisors (56606491563).

164935518357 is a wasteful number, since it uses less digits than its factorization.

164935518357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82052.

The product of its digits is 13608000, while the sum is 57.

The spelling of 164935518357 in words is "one hundred sixty-four billion, nine hundred thirty-five million, five hundred eighteen thousand, three hundred fifty-seven".

Divisors: 1 3 139 417 5153 15459 76757 230271 716267 2148801 10669223 32007669 395528821 1186586463 54978506119 164935518357