478045863 has 6 divisors (see below), whose sum is σ = 690510704. Its totient is φ = 318697236.

The previous prime is 478045859. The next prime is 478045877. The reversal of 478045863 is 368540874.

It is not a de Polignac number, because 478045863 - 2² = 478045859 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478045853) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26558095 + ... + 26558112.

Almost surely, 2^478045863 is an apocalyptic number.

478045863 is a deficient number, since it is larger than the sum of its proper divisors (212464841).

478045863 is a wasteful number, since it uses less digits than its factorization.

478045863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53116213 (or 53116210 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The square root of 478045863 is about 21864.2599463142. The cubic root of 478045863 is about 781.9095570033.

The spelling of 478045863 in words is "four hundred seventy-eight million, forty-five thousand, eight hundred sixty-three".