478975563 has 24 divisors (see below), whose sum is σ = 766024896. Its totient is φ = 285951600.

The previous prime is 478975531. The next prime is 478975573. The reversal of 478975563 is 365579874.

478975563 is a `hidden beast` number, since 4 + 7 + 8 + 9 + 75 + 563 = 666.

It is not a de Polignac number, because 478975563 - 2⁵ = 478975531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (478975573) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29473 + ... + 42738.

It is an arithmetic number, because the mean of its divisors is an integer number (31917704).

Almost surely, 2^478975563 is an apocalyptic number.

478975563 is a deficient number, since it is larger than the sum of its proper divisors (287049333).

478975563 is a wasteful number, since it uses less digits than its factorization.

478975563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72295 (or 72292 counting only the distinct ones).

The product of its digits is 6350400, while the sum is 54.

The square root of 478975563 is about 21885.5103436041. The cubic root of 478975563 is about 782.4161127056.

The spelling of 478975563 in words is "four hundred seventy-eight million, nine hundred seventy-five thousand, five hundred sixty-three".