628540846716 has 12 divisors (see below), whose sum is σ = 1466595309032. Its totient is φ = 209513615568.

The previous prime is 628540846709. The next prime is 628540846721. The reversal of 628540846716 is 617648045826.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 26189201935 + ... + 26189201958.

Almost surely, 2^628540846716 is an apocalyptic number.

It is an amenable number.

628540846716 is an abundant number, since it is smaller than the sum of its proper divisors (838054462316).

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

628540846716 is a wasteful number, since it uses less digits than its factorization.

628540846716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52378403900 (or 52378403898 counting only the distinct ones).

The product of its (nonzero) digits is 15482880, while the sum is 57.

The spelling of 628540846716 in words is "six hundred twenty-eight billion, five hundred forty million, eight hundred forty-six thousand, seven hundred sixteen".