634461732016 has 40 divisors (see below), whose sum is σ = 1413292043520. Its totient is φ = 270283946304.

The previous prime is 634461732007. The next prime is 634461732067. The reversal of 634461732016 is 610237164436.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16941886 + ... + 16979293.

It is an arithmetic number, because the mean of its divisors is an integer number (35332301088).

Almost surely, 2^634461732016 is an apocalyptic number.

It is an amenable number.

634461732016 is an abundant number, since it is smaller than the sum of its proper divisors (778830311504).

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

634461732016 is a wasteful number, since it uses less digits than its factorization.

634461732016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33921361 (or 33921355 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 43.

The spelling of 634461732016 in words is "six hundred thirty-four billion, four hundred sixty-one million, seven hundred thirty-two thousand, sixteen".