3864465004644 has 72 divisors (see below), whose sum is σ = 9796200508640. Its totient is φ = 1284508368000.

The previous prime is 3864465004613. The next prime is 3864465004667. The reversal of 3864465004644 is 4464005644683.

3864465004644 is a `hidden beast` number, since 3 + 86 + 44 + 65 + 0 + 0 + 464 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18481359 + ... + 18689289.

Almost surely, 2^{3864465004644} is an apocalyptic number.

It is an amenable number.

3864465004644 is an abundant number, since it is smaller than the sum of its proper divisors (5931735503996).

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

3864465004644 is a wasteful number, since it uses less digits than its factorization.

3864465004644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209401 (or 209396 counting only the distinct ones).

The product of its (nonzero) digits is 26542080, while the sum is 54.

The spelling of 3864465004644 in words is "three trillion, eight hundred sixty-four billion, four hundred sixty-five million, four thousand, six hundred forty-four".