475247724165 has 24 divisors (see below), whose sum is σ = 842919997920. Its totient is φ = 247570906464.

The previous prime is 475247724163. The next prime is 475247724173. The reversal of 475247724165 is 561427742574.

475247724165 is a `hidden beast` number, since 4 + 7 + 5 + 2 + 477 + 2 + 4 + 165 = 666.

It is not a de Polignac number, because 475247724165 - 2¹ = 475247724163 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475247724163) 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, 122801095 + ... + 122804964.

It is an arithmetic number, because the mean of its divisors is an integer number (35121666580).

Almost surely, 2^475247724165 is an apocalyptic number.

475247724165 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

475247724165 is a deficient number, since it is larger than the sum of its proper divisors (367672273755).

475247724165 is a wasteful number, since it uses less digits than its factorization.

475247724165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245606113 (or 245606110 counting only the distinct ones).

The product of its digits is 13171200, while the sum is 54.

The spelling of 475247724165 in words is "four hundred seventy-five billion, two hundred forty-seven million, seven hundred twenty-four thousand, one hundred sixty-five".