628532292944 has 40 divisors (see below), whose sum is σ = 1220295878208. Its totient is φ = 313617507840.

The previous prime is 628532292919. The next prime is 628532292979. The reversal of 628532292944 is 449292235826.

It is a self number, because there is not a number n which added to its sum of digits gives 628532292944.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 70720469 + ... + 70729355.

Almost surely, 2^628532292944 is an apocalyptic number.

It is an amenable number.

628532292944 is a deficient number, since it is larger than the sum of its proper divisors (591763585264).

628532292944 is a wasteful number, since it uses less digits than its factorization.

628532292944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17523 (or 17517 counting only the distinct ones).

The product of its digits is 14929920, while the sum is 56.

The spelling of 628532292944 in words is "six hundred twenty-eight billion, five hundred thirty-two million, two hundred ninety-two thousand, nine hundred forty-four".