634087575877 has 12 divisors (see below), whose sum is σ = 744505655040. Its totient is φ = 538424158776.

The previous prime is 634087575841. The next prime is 634087575929. The reversal of 634087575877 is 778575780436.

It is a de Polignac number, because none of the positive numbers 2^k-634087575877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634087575827) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60464677 + ... + 60475162.

It is an arithmetic number, because the mean of its divisors is an integer number (62042137920).

Almost surely, 2^634087575877 is an apocalyptic number.

It is an amenable number.

634087575877 is a deficient number, since it is larger than the sum of its proper divisors (110418079163).

634087575877 is a wasteful number, since it uses less digits than its factorization.

634087575877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120939960 (or 120939953 counting only the distinct ones).

The product of its (nonzero) digits is 276595200, while the sum is 67.

The spelling of 634087575877 in words is "six hundred thirty-four billion, eighty-seven million, five hundred seventy-five thousand, eight hundred seventy-seven".