478018163402368 has 32 divisors (see below), whose sum is σ = 952302924350820. Its totient is φ = 239008801996800.

The previous prime is 478018163402321. The next prime is 478018163402383. The reversal of 478018163402368 is 863204361810874.

It can be written as a sum of positive squares in 2 ways, for example, as 417580724083264 + 60437439319104 = 20434792^2 + 7774152^2 .

It is a tau number, because it is divible by the number of its divisors (32).

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, 147532858 + ... + 150738118.

Almost surely, 2^{478018163402368} is an apocalyptic number.

It is an amenable number.

478018163402368 is a deficient number, since it is larger than the sum of its proper divisors (474284760948452).

478018163402368 is a wasteful number, since it uses less digits than its factorization.

478018163402368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4370396 (or 4370384 counting only the distinct ones).

The product of its (nonzero) digits is 37158912, while the sum is 61.

The spelling of 478018163402368 in words is "four hundred seventy-eight trillion, eighteen billion, one hundred sixty-three million, four hundred two thousand, three hundred sixty-eight".