632447253444 has 96 divisors (see below), whose sum is σ = 1535592038400. Its totient is φ = 202414343040.

The previous prime is 632447253439. The next prime is 632447253467. The reversal of 632447253444 is 444352744236.

It is a super-2 number, since 2×632447253444² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 632447253393 and 632447253402.

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, 90878437 + ... + 90885395.

It is an arithmetic number, because the mean of its divisors is an integer number (15995750400).

Almost surely, 2^632447253444 is an apocalyptic number.

It is an amenable number.

632447253444 is an abundant number, since it is smaller than the sum of its proper divisors (903144784956).

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

632447253444 is a wasteful number, since it uses less digits than its factorization.

632447253444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9673 (or 9671 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 48.

The spelling of 632447253444 in words is "six hundred thirty-two billion, four hundred forty-seven million, two hundred fifty-three thousand, four hundred forty-four".