630475430256 has 60 divisors (see below), whose sum is σ = 2016520625392. Its totient is φ = 180135836928.

The previous prime is 630475430209. The next prime is 630475430261. The reversal of 630475430256 is 652034574036.

630475430256 is a `hidden beast` number, since 63 + 0 + 47 + 543 + 0 + 2 + 5 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 312734821 + ... + 312736836.

Almost surely, 2^630475430256 is an apocalyptic number.

It is an amenable number.

630475430256 is an abundant number, since it is smaller than the sum of its proper divisors (1386045195136).

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

630475430256 is a wasteful number, since it uses less digits than its factorization.

630475430256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625471678 (or 625471669 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 45.

The spelling of 630475430256 in words is "six hundred thirty billion, four hundred seventy-five million, four hundred thirty thousand, two hundred fifty-six".