634057633654 has 16 divisors (see below), whose sum is σ = 1010591147088. Its totient is φ = 297325711872.

The previous prime is 634057633631. The next prime is 634057633663. The reversal of 634057633654 is 456336750436.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32938707 + ... + 32957950.

It is an arithmetic number, because the mean of its divisors is an integer number (63161946693).

Almost surely, 2^634057633654 is an apocalyptic number.

634057633654 is a deficient number, since it is larger than the sum of its proper divisors (376533513434).

634057633654 is a wasteful number, since it uses less digits than its factorization.

634057633654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65896959.

The product of its (nonzero) digits is 16329600, while the sum is 52.

The spelling of 634057633654 in words is "six hundred thirty-four billion, fifty-seven million, six hundred thirty-three thousand, six hundred fifty-four".