4642630664 has 32 divisors (see below), whose sum is σ = 9951251520. Its totient is φ = 1989147456.

The previous prime is 4642630637. The next prime is 4642630717. The reversal of 4642630664 is 4660362464.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241802 + ... + 260294.

It is an arithmetic number, because the mean of its divisors is an integer number (310976610).

Almost surely, 2^4642630664 is an apocalyptic number.

It is an amenable number.

4642630664 is an abundant number, since it is smaller than the sum of its proper divisors (5308620856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4642630664 is a wasteful number, since it uses less digits than its factorization.

4642630664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22989 (or 22985 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 41.

The square root of 4642630664 is about 68136.8524661948. The cubic root of 4642630664 is about 1668.2253326729.

The spelling of 4642630664 in words is "four billion, six hundred forty-two million, six hundred thirty thousand, six hundred sixty-four".