13257738762 has 64 divisors (see below), whose sum is σ = 29124748800. Its totient is φ = 4006379520.

The previous prime is 13257738733. The next prime is 13257738763. The reversal of 13257738762 is 26783775231.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (13257738763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 310314 + ... + 350442.

It is an arithmetic number, because the mean of its divisors is an integer number (455074200).

Almost surely, 2^13257738762 is an apocalyptic number.

13257738762 is an abundant number, since it is smaller than the sum of its proper divisors (15867010038).

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

13257738762 is a wasteful number, since it uses less digits than its factorization.

13257738762 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40271.

The product of its digits is 2963520, while the sum is 51.

The spelling of 13257738762 in words is "thirteen billion, two hundred fifty-seven million, seven hundred thirty-eight thousand, seven hundred sixty-two".