2621004488931 has 32 divisors (see below), whose sum is σ = 3829578006528. Its totient is φ = 1587346053120.

The previous prime is 2621004488917. The next prime is 2621004488959. The reversal of 2621004488931 is 1398844001262.

It is not a de Polignac number, because 2621004488931 - 2³⁵ = 2586644750563 is a prime.

It is a super-2 number, since 2×2621004488931² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2621004488131) 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, 1558726 + ... + 2769771.

It is an arithmetic number, because the mean of its divisors is an integer number (119674312704).

Almost surely, 2^{2621004488931} is an apocalyptic number.

2621004488931 is a deficient number, since it is larger than the sum of its proper divisors (1208573517597).

2621004488931 is a wasteful number, since it uses less digits than its factorization.

2621004488931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4328931.

The product of its (nonzero) digits is 663552, while the sum is 48.

The spelling of 2621004488931 in words is "two trillion, six hundred twenty-one billion, four million, four hundred eighty-eight thousand, nine hundred thirty-one".