23201553216 has 112 divisors (see below), whose sum is σ = 65057731200. Its totient is φ = 7272284160.

The previous prime is 23201553143. The next prime is 23201553223. The reversal of 23201553216 is 61235510232.

It is a super-3 number, since 3×23201553216³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4563796 + ... + 4568876.

It is an arithmetic number, because the mean of its divisors is an integer number (580872600).

Almost surely, 2^23201553216 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 23201553216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32528865600).

23201553216 is an abundant number, since it is smaller than the sum of its proper divisors (41856177984).

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

23201553216 is a wasteful number, since it uses less digits than its factorization.

23201553216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6512 (or 6502 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The spelling of 23201553216 in words is "twenty-three billion, two hundred one million, five hundred fifty-three thousand, two hundred sixteen".