23545522152 has 64 divisors (see below), whose sum is σ = 68846568000. Its totient is φ = 7435426752.

The previous prime is 23545522151. The next prime is 23545522157. The reversal of 23545522152 is 25122554532.

23545522152 is a `hidden beast` number, since 2 + 3 + 54 + 552 + 2 + 1 + 52 = 666.

It is a super-2 number, since 2×23545522152² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (23545522151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2864503 + ... + 2872710.

It is an arithmetic number, because the mean of its divisors is an integer number (1075727625).

Almost surely, 2^23545522152 is an apocalyptic number.

It is an amenable number.

23545522152 is an abundant number, since it is smaller than the sum of its proper divisors (45301045848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23545522152 is a wasteful number, since it uses less digits than its factorization.

23545522152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5737247 (or 5737237 counting only the distinct ones).

The product of its digits is 120000, while the sum is 36.

The spelling of 23545522152 in words is "twenty-three billion, five hundred forty-five million, five hundred twenty-two thousand, one hundred fifty-two".