963640954646 has 8 divisors (see below), whose sum is σ = 1530488575080. Its totient is φ = 453478096288.

The previous prime is 963640954483. The next prime is 963640954657. The reversal of 963640954646 is 646459046369.

963640954646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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, 14171190476 + ... + 14171190543.

It is an arithmetic number, because the mean of its divisors is an integer number (191311071885).

Almost surely, 2^963640954646 is an apocalyptic number.

963640954646 is a deficient number, since it is larger than the sum of its proper divisors (566847620434).

963640954646 is a wasteful number, since it uses less digits than its factorization.

963640954646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28342381038.

The product of its (nonzero) digits is 100776960, while the sum is 62.

The spelling of 963640954646 in words is "nine hundred sixty-three billion, six hundred forty million, nine hundred fifty-four thousand, six hundred forty-six".