632447253456 has 60 divisors (see below), whose sum is σ = 1707946392768. Its totient is φ = 201649840832.

The previous prime is 632447253439. The next prime is 632447253467. The reversal of 632447253456 is 654352744236.

It is a junction number, because it is equal to n+sod(n) for n = 632447253399 and 632447253408.

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, 12428280 + ... + 12479063.

Almost surely, 2^632447253456 is an apocalyptic number.

It is an amenable number.

632447253456 is an abundant number, since it is smaller than the sum of its proper divisors (1075499139312).

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

632447253456 is a wasteful number, since it uses less digits than its factorization.

632447253456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24907400 (or 24907371 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 51.

The spelling of 632447253456 in words is "six hundred thirty-two billion, four hundred forty-seven million, two hundred fifty-three thousand, four hundred fifty-six".