646550096574 has 48 divisors (see below), whose sum is σ = 1392456554928. Its totient is φ = 200060587008.

The previous prime is 646550096573. The next prime is 646550096579. The reversal of 646550096574 is 475690055646.

646550096574 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (646550096573) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2427297 + ... + 2680460.

It is an arithmetic number, because the mean of its divisors is an integer number (29009511561).

Almost surely, 2^646550096574 is an apocalyptic number.

646550096574 is an abundant number, since it is smaller than the sum of its proper divisors (745906458354).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

646550096574 is a wasteful number, since it uses less digits than its factorization.

646550096574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5107869 (or 5107852 counting only the distinct ones).

The product of its (nonzero) digits is 27216000, while the sum is 57.

The spelling of 646550096574 in words is "six hundred forty-six billion, five hundred fifty million, ninety-six thousand, five hundred seventy-four".