340632642304664 has 16 divisors (see below), whose sum is σ = 638687029455000. Its totient is φ = 170316101116672.

The previous prime is 340632642304637. The next prime is 340632642304733. The reversal of 340632642304664 is 466403246236043.

It is a congruent number.

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, 20829842 + ... + 33393825.

Almost surely, 2^{340632642304664} is an apocalyptic number.

It is an amenable number.

340632642304664 is a deficient number, since it is larger than the sum of its proper divisors (298054387150336).

340632642304664 is a wasteful number, since it uses less digits than its factorization.

340632642304664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55008922 (or 55008918 counting only the distinct ones).

The product of its (nonzero) digits is 35831808, while the sum is 53.

The spelling of 340632642304664 in words is "three hundred forty trillion, six hundred thirty-two billion, six hundred forty-two million, three hundred four thousand, six hundred sixty-four".