64433765047304 has 32 divisors (see below), whose sum is σ = 121143435853440. Its totient is φ = 32128959355200.

The previous prime is 64433765047279. The next prime is 64433765047349. The reversal of 64433765047304 is 40374056733446.

It is a self number, because there is not a number n which added to its sum of digits gives 64433765047304.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2243744 + ... + 11571599.

It is an arithmetic number, because the mean of its divisors is an integer number (3785732370420).

Almost surely, 2^{64433765047304} is an apocalyptic number.

It is an amenable number.

64433765047304 is a deficient number, since it is larger than the sum of its proper divisors (56709670806136).

64433765047304 is a wasteful number, since it uses less digits than its factorization.

64433765047304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13816941 (or 13816937 counting only the distinct ones).

The product of its (nonzero) digits is 60963840, while the sum is 56.

The spelling of 64433765047304 in words is "sixty-four trillion, four hundred thirty-three billion, seven hundred sixty-five million, forty-seven thousand, three hundred four".