634546544 has 20 divisors (see below), whose sum is σ = 1231354224. Its totient is φ = 316777728.

The previous prime is 634546543. The next prime is 634546567. The reversal of 634546544 is 445645436.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634546543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20297 + ... + 41000.

Almost surely, 2^634546544 is an apocalyptic number.

It is an amenable number.

634546544 is a deficient number, since it is larger than the sum of its proper divisors (596807680).

634546544 is a wasteful number, since it uses less digits than its factorization.

634546544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61952 (or 61946 counting only the distinct ones).

The product of its digits is 691200, while the sum is 41.

The square root of 634546544 is about 25190.2073036329. The cubic root of 634546544 is about 859.3191582695.

The spelling of 634546544 in words is "six hundred thirty-four million, five hundred forty-six thousand, five hundred forty-four".