23274425856 has 160 divisors (see below), whose sum is σ = 67761163008. Its totient is φ = 7040368640.

The previous prime is 23274425851. The next prime is 23274425891. The reversal of 23274425856 is 65852447232.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23274425851) 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, 14985976 + ... + 14987528.

Almost surely, 2^23274425856 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 23274425856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33880581504).

23274425856 is an abundant number, since it is smaller than the sum of its proper divisors (44486737152).

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

23274425856 is a wasteful number, since it uses less digits than its factorization.

23274425856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2472 (or 2456 counting only the distinct ones).

The product of its digits is 3225600, while the sum is 48.

The spelling of 23274425856 in words is "twenty-three billion, two hundred seventy-four million, four hundred twenty-five thousand, eight hundred fifty-six".