634372648466 has 8 divisors (see below), whose sum is σ = 951734780364. Its totient is φ = 317127721680.

The previous prime is 634372648447. The next prime is 634372648493. The reversal of 634372648466 is 664846273436.

634372648466 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 530014576441 + 104358072025 = 728021^2 + 323045^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29287745 + ... + 29309396.

Almost surely, 2^634372648466 is an apocalyptic number.

634372648466 is a deficient number, since it is larger than the sum of its proper divisors (317362131898).

634372648466 is a wasteful number, since it uses less digits than its factorization.

634372648466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58602556.

The product of its digits is 83607552, while the sum is 59.

The spelling of 634372648466 in words is "six hundred thirty-four billion, three hundred seventy-two million, six hundred forty-eight thousand, four hundred sixty-six".