23267056272 has 80 divisors (see below), whose sum is σ = 61311492480. Its totient is φ = 7601126400.

The previous prime is 23267056249. The next prime is 23267056279. The reversal of 23267056272 is 27265076232.

It is not an unprimeable number, because it can be changed into a prime (23267056279) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 808629 + ... + 836907.

It is an arithmetic number, because the mean of its divisors is an integer number (766393656).

Almost surely, 2^23267056272 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 23267056272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30655746240).

23267056272 is an abundant number, since it is smaller than the sum of its proper divisors (38044436208).

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

23267056272 is a wasteful number, since it uses less digits than its factorization.

23267056272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28632 (or 28626 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 42.

The spelling of 23267056272 in words is "twenty-three billion, two hundred sixty-seven million, fifty-six thousand, two hundred seventy-two".