23152531552 has 24 divisors (see below), whose sum is σ = 46813482576. Its totient is φ = 11263393152.

The previous prime is 23152531541. The next prime is 23152531579. The reversal of 23152531552 is 25513525132.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9776068 + ... + 9778435.

It is an arithmetic number, because the mean of its divisors is an integer number (1950561774).

Almost surely, 2^23152531552 is an apocalyptic number.

It is an amenable number.

23152531552 is an abundant number, since it is smaller than the sum of its proper divisors (23660951024).

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

23152531552 is a wasteful number, since it uses less digits than its factorization.

23152531552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19554550 (or 19554542 counting only the distinct ones).

The product of its digits is 45000, while the sum is 34.

The spelling of 23152531552 in words is "twenty-three billion, one hundred fifty-two million, five hundred thirty-one thousand, five hundred fifty-two".