634983342560 has 96 divisors (see below), whose sum is σ = 1738602496512. Its totient is φ = 214642229760.

The previous prime is 634983342551. The next prime is 634983342571. The reversal of 634983342560 is 65243389436.

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, 3913082 + ... + 4072121.

It is an arithmetic number, because the mean of its divisors is an integer number (18110442672).

Almost surely, 2^634983342560 is an apocalyptic number.

It is an amenable number.

634983342560 is an abundant number, since it is smaller than the sum of its proper divisors (1103619153952).

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

634983342560 is a wasteful number, since it uses less digits than its factorization.

634983342560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7985296 (or 7985288 counting only the distinct ones).

The product of its (nonzero) digits is 11197440, while the sum is 53.

The spelling of 634983342560 in words is "six hundred thirty-four billion, nine hundred eighty-three million, three hundred forty-two thousand, five hundred sixty".