32646470464 has 28 divisors (see below), whose sum is σ = 64841713344. Its totient is φ = 16308401024.

The previous prime is 32646470399. The next prime is 32646470477. The reversal of 32646470464 is 46407464623.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160642 + ... + 301825.

Almost surely, 2^32646470464 is an apocalyptic number.

It is an amenable number.

32646470464 is a deficient number, since it is larger than the sum of its proper divisors (32195242880).

32646470464 is a wasteful number, since it uses less digits than its factorization.

32646470464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463582 (or 463572 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 46.

The spelling of 32646470464 in words is "thirty-two billion, six hundred forty-six million, four hundred seventy thousand, four hundred sixty-four".