23553655752 has 96 divisors (see below), whose sum is σ = 64798302240. Its totient is φ = 7129267200.

The previous prime is 23553655733. The next prime is 23553655781. The reversal of 23553655752 is 25755635532.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2815608 + ... + 2823960.

It is an arithmetic number, because the mean of its divisors is an integer number (674982315).

Almost surely, 2^23553655752 is an apocalyptic number.

23553655752 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23553655752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32399151120).

23553655752 is an abundant number, since it is smaller than the sum of its proper divisors (41244646488).

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

23553655752 is a wasteful number, since it uses less digits than its factorization.

23553655752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9355 (or 9340 counting only the distinct ones).

The product of its digits is 4725000, while the sum is 48.

The spelling of 23553655752 in words is "twenty-three billion, five hundred fifty-three million, six hundred fifty-five thousand, seven hundred fifty-two".