10256407515013 has 16 divisors (see below), whose sum is σ = 11584631089152. Its totient is φ = 8995971798000.

The previous prime is 10256407514999. The next prime is 10256407515037. The reversal of 10256407515013 is 31051570465201.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-10256407515013 is a prime.

It is a super-2 number, since 2×10256407515013² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10256407515113) 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, 45321331 + ... + 45547072.

It is an arithmetic number, because the mean of its divisors is an integer number (724039443072).

Almost surely, 2^{10256407515013} is an apocalyptic number.

It is an amenable number.

10256407515013 is a deficient number, since it is larger than the sum of its proper divisors (1328223574139).

10256407515013 is a wasteful number, since it uses less digits than its factorization.

10256407515013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90868776.

The product of its (nonzero) digits is 126000, while the sum is 40.

The spelling of 10256407515013 in words is "ten trillion, two hundred fifty-six billion, four hundred seven million, five hundred fifteen thousand, thirteen".