628252115520 has 56 divisors (see below), whose sum is σ = 1994700469824. Its totient is φ = 167533897216.

The previous prime is 628252115509. The next prime is 628252115527. The reversal of 628252115520 is 25511252826.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (628252115527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327213684 + ... + 327215603.

Almost surely, 2^628252115520 is an apocalyptic number.

628252115520 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

628252115520 is an abundant number, since it is smaller than the sum of its proper divisors (1366448354304).

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

628252115520 is a wasteful number, since it uses less digits than its factorization.

628252115520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654429307 (or 654429297 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 39.

The spelling of 628252115520 in words is "six hundred twenty-eight billion, two hundred fifty-two million, one hundred fifteen thousand, five hundred twenty".