475445348163 has 32 divisors (see below), whose sum is σ = 741995033600. Its totient is φ = 300054557088.

The previous prime is 475445348159. The next prime is 475445348167. The reversal of 475445348163 is 361843544574.

475445348163 is a `hidden beast` number, since 4 + 7 + 5 + 44 + 534 + 8 + 1 + 63 = 666.

It is an interprime number because it is at equal distance from previous prime (475445348159) and next prime (475445348167).

It is not a de Polignac number, because 475445348163 - 2² = 475445348159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (475445348167) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 331545 + ... + 1029957.

It is an arithmetic number, because the mean of its divisors is an integer number (23187344800).

Almost surely, 2^475445348163 is an apocalyptic number.

475445348163 is a deficient number, since it is larger than the sum of its proper divisors (266549685437).

475445348163 is a wasteful number, since it uses less digits than its factorization.

475445348163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699768 (or 699762 counting only the distinct ones).

The product of its digits is 19353600, while the sum is 54.

The spelling of 475445348163 in words is "four hundred seventy-five billion, four hundred forty-five million, three hundred forty-eight thousand, one hundred sixty-three".