646550113004 has 12 divisors (see below), whose sum is σ = 1191013366200. Its totient is φ = 306260579808.

The previous prime is 646550112973. The next prime is 646550113019. The reversal of 646550113004 is 400311055646.

646550113004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4253619089 + ... + 4253619240.

It is an arithmetic number, because the mean of its divisors is an integer number (99251113850).

Almost surely, 2^646550113004 is an apocalyptic number.

It is an amenable number.

646550113004 is a deficient number, since it is larger than the sum of its proper divisors (544463253196).

646550113004 is a wasteful number, since it uses less digits than its factorization.

646550113004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8507238352 (or 8507238350 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 646550113004 in words is "six hundred forty-six billion, five hundred fifty million, one hundred thirteen thousand, four".