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13164637057 = 1113392923431
BaseRepresentation
bin11000100001010110…
…00110101110000001
31020222110120212001021
430100223012232001
5203430121341212
610014151505441
7644142366025
oct142053065601
936873525037
1013164637057
115646104740
122674988281
13131a526c90
148cc584385
15520b23307
hex310ac6b81

13164637057 has 16 divisors (see below), whose sum is σ = 15470743680. Its totient is φ = 11043964800.

The previous prime is 13164637051. The next prime is 13164637099. The reversal of 13164637057 is 75073646131.

It is not a de Polignac number, because 13164637057 - 23 = 13164637049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13164637051) 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, 550132 + ... + 573562.

It is an arithmetic number, because the mean of its divisors is an integer number (966921480).

Almost surely, 213164637057 is an apocalyptic number.

It is an amenable number.

13164637057 is a deficient number, since it is larger than the sum of its proper divisors (2306106623).

13164637057 is a wasteful number, since it uses less digits than its factorization.

13164637057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27384.

The product of its (nonzero) digits is 317520, while the sum is 43.

The spelling of 13164637057 in words is "thirteen billion, one hundred sixty-four million, six hundred thirty-seven thousand, fifty-seven".

Divisors: 1 11 13 143 3929 23431 43219 51077 257741 304603 561847 3350633 92060399 1012664389 1196785187 13164637057