628625039328 has 192 divisors, whose sum is σ = 2154030278400. Its totient is φ = 175839137280.

The previous prime is 628625039311. The next prime is 628625039363. The reversal of 628625039328 is 823930526826.

628625039328 is a `hidden beast` number, since 6 + 2 + 8 + 625 + 0 + 3 + 9 + 3 + 2 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2420418 + ... + 2667521.

It is an arithmetic number, because the mean of its divisors is an integer number (11218907700).

Almost surely, 2^628625039328 is an apocalyptic number.

It is an amenable number.

628625039328 is an abundant number, since it is smaller than the sum of its proper divisors (1525405239072).

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

628625039328 is a wasteful number, since it uses less digits than its factorization.

628625039328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5087982 (or 5087968 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 54.

The spelling of 628625039328 in words is "six hundred twenty-eight billion, six hundred twenty-five million, thirty-nine thousand, three hundred twenty-eight".