478165051 has 12 divisors (see below), whose sum is σ = 591745872. Its totient is φ = 378327456.

The previous prime is 478165043. The next prime is 478165063. The reversal of 478165051 is 150561874.

It is not a de Polignac number, because 478165051 - 2³ = 478165043 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 478165051.

It is not an unprimeable number, because it can be changed into a prime (478165151) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 200916 + ... + 203281.

It is an arithmetic number, because the mean of its divisors is an integer number (49312156).

Almost surely, 2^478165051 is an apocalyptic number.

478165051 is a deficient number, since it is larger than the sum of its proper divisors (113580821).

478165051 is a wasteful number, since it uses less digits than its factorization.

478165051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404230 (or 404217 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 37.

The square root of 478165051 is about 21866.9854118029. The cubic root of 478165051 is about 781.9745343757.

The spelling of 478165051 in words is "four hundred seventy-eight million, one hundred sixty-five thousand, fifty-one".