52640565417 has 32 divisors (see below), whose sum is σ = 85918043520. Its totient is φ = 31587480000.

The previous prime is 52640565283. The next prime is 52640565431. The reversal of 52640565417 is 71456504625.

52640565417 is a `hidden beast` number, since 5 + 2 + 6 + 40 + 565 + 41 + 7 = 666.

It is not a de Polignac number, because 52640565417 - 2¹⁴ = 52640549033 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (52640565437) 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, 847434 + ... + 907427.

It is an arithmetic number, because the mean of its divisors is an integer number (2684938860).

Almost surely, 2^52640565417 is an apocalyptic number.

It is an amenable number.

52640565417 is a deficient number, since it is larger than the sum of its proper divisors (33277478103).

52640565417 is a wasteful number, since it uses less digits than its factorization.

52640565417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1754982 (or 1754976 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 45.

The spelling of 52640565417 in words is "fifty-two billion, six hundred forty million, five hundred sixty-five thousand, four hundred seventeen".