634868030760 has 64 divisors (see below), whose sum is σ = 2016639633600. Its totient is φ = 159339426816.

The previous prime is 634868030737. The next prime is 634868030779. The reversal of 634868030760 is 67030868436.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (51).

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, 155602870 + ... + 155606949.

It is an arithmetic number, because the mean of its divisors is an integer number (31509994275).

Almost surely, 2^634868030760 is an apocalyptic number.

634868030760 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

634868030760 is an abundant number, since it is smaller than the sum of its proper divisors (1381771602840).

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

634868030760 is a wasteful number, since it uses less digits than its factorization.

634868030760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311209850 (or 311209846 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 51.

The spelling of 634868030760 in words is "six hundred thirty-four billion, eight hundred sixty-eight million, thirty thousand, seven hundred sixty".