23513243328 has 56 divisors (see below), whose sum is σ = 69124586160. Its totient is φ = 7837747200.

The previous prime is 23513243323. The next prime is 23513243329. The reversal of 23513243328 is 82334231532.

23513243328 is a `hidden beast` number, since 2 + 3 + 5 + 1 + 324 + 3 + 328 = 666.

It is a super-2 number, since 2×23513243328² (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 a junction number, because it is equal to n+sod(n) for n = 23513243292 and 23513243301.

It is not an unprimeable number, because it can be changed into a prime (23513243323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6801873 + ... + 6805328.

It is an arithmetic number, because the mean of its divisors is an integer number (1234367610).

Almost surely, 2^23513243328 is an apocalyptic number.

It is an amenable number.

23513243328 is an abundant number, since it is smaller than the sum of its proper divisors (45611342832).

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

23513243328 is a wasteful number, since it uses less digits than its factorization.

23513243328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13607222 (or 13607206 counting only the distinct ones).

The product of its digits is 103680, while the sum is 36.

The spelling of 23513243328 in words is "twenty-three billion, five hundred thirteen million, two hundred forty-three thousand, three hundred twenty-eight".