23648732272 has 20 divisors (see below), whose sum is σ = 49984820856. Its totient is φ = 10749423680.

The previous prime is 23648732267. The next prime is 23648732279. The reversal of 23648732272 is 27223784632.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23648732279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67183723 + ... + 67184074.

Almost surely, 2^23648732272 is an apocalyptic number.

23648732272 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23648732272 is an abundant number, since it is smaller than the sum of its proper divisors (26336088584).

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

23648732272 is a wasteful number, since it uses less digits than its factorization.

23648732272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134367816 (or 134367810 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 46.

The spelling of 23648732272 in words is "twenty-three billion, six hundred forty-eight million, seven hundred thirty-two thousand, two hundred seventy-two".