265157260157015 has 64 divisors (see below), whose sum is σ = 331917760806912. Its totient is φ = 203129325158400.

The previous prime is 265157260157003. The next prime is 265157260157057. The reversal of 265157260157015 is 510751062751562.

It is not a de Polignac number, because 265157260157015 - 2³⁰ = 265156186415191 is a prime.

It is a super-2 number, since 2×265157260157015² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 14810763554 + ... + 14810781456.

It is an arithmetic number, because the mean of its divisors is an integer number (5186215012608).

Almost surely, 2^{265157260157015} is an apocalyptic number.

265157260157015 is a deficient number, since it is larger than the sum of its proper divisors (66760500649897).

265157260157015 is a wasteful number, since it uses less digits than its factorization.

265157260157015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20640.

The product of its (nonzero) digits is 4410000, while the sum is 53.

The spelling of 265157260157015 in words is "two hundred sixty-five trillion, one hundred fifty-seven billion, two hundred sixty million, one hundred fifty-seven thousand, fifteen".