23975555532 has 96 divisors (see below), whose sum is σ = 60375248640. Its totient is φ = 7377377280.

The previous prime is 23975555501. The next prime is 23975555533. The reversal of 23975555532 is 23555557932.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (23975555533) 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, 5907648 + ... + 5911704.

It is an arithmetic number, because the mean of its divisors is an integer number (628908840).

Almost surely, 2^23975555532 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23975555532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30187624320).

23975555532 is an abundant number, since it is smaller than the sum of its proper divisors (36399693108).

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

23975555532 is a wasteful number, since it uses less digits than its factorization.

23975555532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4631 (or 4629 counting only the distinct ones).

The product of its digits is 7087500, while the sum is 51.

The spelling of 23975555532 in words is "twenty-three billion, nine hundred seventy-five million, five hundred fifty-five thousand, five hundred thirty-two".