23452536465 has 48 divisors (see below), whose sum is σ = 41602429440. Its totient is φ = 12218532480.

The previous prime is 23452536391. The next prime is 23452536491. The reversal of 23452536465 is 56463525432.

23452536465 is a `hidden beast` number, since 2 + 3 + 4 + 52 + 536 + 4 + 65 = 666.

It is not a de Polignac number, because 23452536465 - 2¹³ = 23452528273 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 23452536465.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 314584 + ... + 381926.

It is an arithmetic number, because the mean of its divisors is an integer number (866717280).

Almost surely, 2^23452536465 is an apocalyptic number.

It is an amenable number.

23452536465 is a deficient number, since it is larger than the sum of its proper divisors (18149892975).

23452536465 is a wasteful number, since it uses less digits than its factorization.

23452536465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67534 (or 67531 counting only the distinct ones).

The product of its digits is 2592000, while the sum is 45.

The spelling of 23452536465 in words is "twenty-three billion, four hundred fifty-two million, five hundred thirty-six thousand, four hundred sixty-five".