634701634716 has 24 divisors (see below), whose sum is σ = 1517091713424. Its totient is φ = 206407035520.

The previous prime is 634701634703. The next prime is 634701634717. The reversal of 634701634716 is 617436107436.

634701634716 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×634701634716² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634701634717) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 645021495 + ... + 645022478.

It is an arithmetic number, because the mean of its divisors is an integer number (63212154726).

Almost surely, 2^634701634716 is an apocalyptic number.

It is an amenable number.

634701634716 is an abundant number, since it is smaller than the sum of its proper divisors (882390078708).

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

634701634716 is a wasteful number, since it uses less digits than its factorization.

634701634716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1290044021 (or 1290044019 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 48.

The spelling of 634701634716 in words is "six hundred thirty-four billion, seven hundred one million, six hundred thirty-four thousand, seven hundred sixteen".