2501402651265 has 16 divisors (see below), whose sum is σ = 4573993419648. Its totient is φ = 1143498354816.

The previous prime is 2501402651219. The next prime is 2501402651269. The reversal of 2501402651265 is 5621562041052.

It is not a de Polignac number, because 2501402651265 - 2¹¹ = 2501402649217 is a prime.

It is a super-2 number, since 2×2501402651265² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2501402651269) 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, 11911441092 + ... + 11911441301.

It is an arithmetic number, because the mean of its divisors is an integer number (285874588728).

Almost surely, 2^{2501402651265} is an apocalyptic number.

It is an amenable number.

2501402651265 is a deficient number, since it is larger than the sum of its proper divisors (2072590768383).

2501402651265 is a wasteful number, since it uses less digits than its factorization.

2501402651265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23822882408.

The product of its (nonzero) digits is 144000, while the sum is 39.

The spelling of 2501402651265 in words is "two trillion, five hundred one billion, four hundred two million, six hundred fifty-one thousand, two hundred sixty-five".