634567056772 has 24 divisors (see below), whose sum is σ = 1211541532992. Its totient is φ = 288416872800.

The previous prime is 634567056583. The next prime is 634567056797. The reversal of 634567056772 is 277650765436.

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, 4497 + ... + 1126567.

It is an arithmetic number, because the mean of its divisors is an integer number (50480897208).

Almost surely, 2^634567056772 is an apocalyptic number.

It is an amenable number.

634567056772 is a deficient number, since it is larger than the sum of its proper divisors (576974476220).

634567056772 is a wasteful number, since it uses less digits than its factorization.

634567056772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1134939 (or 1134937 counting only the distinct ones).

The product of its (nonzero) digits is 44452800, while the sum is 58.

The spelling of 634567056772 in words is "six hundred thirty-four billion, five hundred sixty-seven million, fifty-six thousand, seven hundred seventy-two".