13765831057 has 32 divisors (see below), whose sum is σ = 15606235008. Its totient is φ = 12033600000.

The previous prime is 13765831043. The next prime is 13765831061. The reversal of 13765831057 is 75013856731.

It is a cyclic number.

It is not a de Polignac number, because 13765831057 - 2²³ = 13757442449 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13765830998 and 13765831016.

It is not an unprimeable number, because it can be changed into a prime (13765831087) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12617082 + ... + 12618172.

It is an arithmetic number, because the mean of its divisors is an integer number (487694844).

Almost surely, 2^13765831057 is an apocalyptic number.

It is an amenable number.

13765831057 is a deficient number, since it is larger than the sum of its proper divisors (1840403951).

13765831057 is a wasteful number, since it uses less digits than its factorization.

13765831057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1521.

The product of its (nonzero) digits is 529200, while the sum is 46.

The spelling of 13765831057 in words is "thirteen billion, seven hundred sixty-five million, eight hundred thirty-one thousand, fifty-seven".