634850084688 has 80 divisors (see below), whose sum is σ = 1738948134720. Its totient is φ = 199015584768.

The previous prime is 634850084647. The next prime is 634850084749. The reversal of 634850084688 is 886480058436.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2415595 + ... + 2665482.

It is an arithmetic number, because the mean of its divisors is an integer number (21736851684).

Almost surely, 2^634850084688 is an apocalyptic number.

It is an amenable number.

634850084688 is an abundant number, since it is smaller than the sum of its proper divisors (1104098050032).

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

634850084688 is a wasteful number, since it uses less digits than its factorization.

634850084688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5081244 (or 5081238 counting only the distinct ones).

The product of its (nonzero) digits is 35389440, while the sum is 60.

The spelling of 634850084688 in words is "six hundred thirty-four billion, eight hundred fifty million, eighty-four thousand, six hundred eighty-eight".