634262401032 has 64 divisors (see below), whose sum is σ = 1715086632000. Its totient is φ = 194305423104.

The previous prime is 634262401021. The next prime is 634262401049. The reversal of 634262401032 is 230104262436.

It is a junction number, because it is equal to n+sod(n) for n = 634262400984 and 634262401002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4367182 + ... + 4510077.

It is an arithmetic number, because the mean of its divisors is an integer number (26798228625).

Almost surely, 2^634262401032 is an apocalyptic number.

It is an amenable number.

634262401032 is an abundant number, since it is smaller than the sum of its proper divisors (1080824230968).

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

634262401032 is a wasteful number, since it uses less digits than its factorization.

634262401032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8877510 (or 8877506 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 634262401032 its reverse (230104262436), we get a palindrome (864366663468).

The spelling of 634262401032 in words is "six hundred thirty-four billion, two hundred sixty-two million, four hundred one thousand, thirty-two".