3640873726576 has 20 divisors (see below), whose sum is σ = 7056568886400. Its totient is φ = 1819823691392.

The previous prime is 3640873726547. The next prime is 3640873726583. The reversal of 3640873726576 is 6756273780463.

It is a super-2 number, since 2×3640873726576² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 38274256 + ... + 38369263.

It is an arithmetic number, because the mean of its divisors is an integer number (352828444320).

Almost surely, 2^{3640873726576} is an apocalyptic number.

It is an amenable number.

3640873726576 is a deficient number, since it is larger than the sum of its proper divisors (3415695159824).

3640873726576 is a wasteful number, since it uses less digits than its factorization.

3640873726576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76646496 (or 76646490 counting only the distinct ones).

The product of its (nonzero) digits is 213373440, while the sum is 64.

The spelling of 3640873726576 in words is "three trillion, six hundred forty billion, eight hundred seventy-three million, seven hundred twenty-six thousand, five hundred seventy-six".