628331716256 has 24 divisors (see below), whose sum is σ = 1290811896864. Its totient is φ = 300506472640.

The previous prime is 628331716241. The next prime is 628331716273. The reversal of 628331716256 is 652617133826.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 426855050 + ... + 426856521.

It is an arithmetic number, because the mean of its divisors is an integer number (53783829036).

Almost surely, 2^628331716256 is an apocalyptic number.

It is an amenable number.

628331716256 is an abundant number, since it is smaller than the sum of its proper divisors (662480180608).

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

628331716256 is a wasteful number, since it uses less digits than its factorization.

628331716256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 853711604 (or 853711596 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 50.

The spelling of 628331716256 in words is "six hundred twenty-eight billion, three hundred thirty-one million, seven hundred sixteen thousand, two hundred fifty-six".