634081024577 has 96 divisors (see below), whose sum is σ = 925271424000. Its totient is φ = 426102526080.

The previous prime is 634081024561. The next prime is 634081024627. The reversal of 634081024577 is 775420180436.

It is not a de Polignac number, because 634081024577 - 2⁴ = 634081024561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (634081024517) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6884174 + ... + 6975672.

It is an arithmetic number, because the mean of its divisors is an integer number (9638244000).

Almost surely, 2^634081024577 is an apocalyptic number.

It is an amenable number.

634081024577 is a deficient number, since it is larger than the sum of its proper divisors (291190399423).

634081024577 is a wasteful number, since it uses less digits than its factorization.

634081024577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91603 (or 91596 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 47.

The spelling of 634081024577 in words is "six hundred thirty-four billion, eighty-one million, twenty-four thousand, five hundred seventy-seven".