2640531076504 has 32 divisors (see below), whose sum is σ = 5219994024000. Its totient is φ = 1248757191072.

The previous prime is 2640531076501. The next prime is 2640531076511. The reversal of 2640531076504 is 4056701350462.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2640531076501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13938154 + ... + 14126329.

It is an arithmetic number, because the mean of its divisors is an integer number (163124813250).

Almost surely, 2^{2640531076504} is an apocalyptic number.

It is an amenable number.

2640531076504 is a deficient number, since it is larger than the sum of its proper divisors (2579462947496).

2640531076504 is a wasteful number, since it uses less digits than its factorization.

2640531076504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28065127 (or 28065123 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 43.

The spelling of 2640531076504 in words is "two trillion, six hundred forty billion, five hundred thirty-one million, seventy-six thousand, five hundred four".