475797540465 has 24 divisors (see below), whose sum is σ = 888155409960. Its totient is φ = 234238788864.

The previous prime is 475797540443. The next prime is 475797540469. The reversal of 475797540465 is 564045797574.

475797540465 is a `hidden beast` number, since 4 + 7 + 579 + 7 + 54 + 0 + 4 + 6 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 25941612096 + 449855928369 = 161064^2 + 670713^2 .

It is not a de Polignac number, because 475797540465 - 2⁶ = 475797540401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (475797540469) 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, 406663980 + ... + 406665149.

It is an arithmetic number, because the mean of its divisors is an integer number (37006475415).

Almost surely, 2^475797540465 is an apocalyptic number.

475797540465 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

475797540465 is a deficient number, since it is larger than the sum of its proper divisors (412357869495).

475797540465 is a wasteful number, since it uses less digits than its factorization.

475797540465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813329153 (or 813329150 counting only the distinct ones).

The product of its (nonzero) digits is 148176000, while the sum is 63.

The spelling of 475797540465 in words is "four hundred seventy-five billion, seven hundred ninety-seven million, five hundred forty thousand, four hundred sixty-five".