23934569472 has 440 divisors, whose sum is σ = 80191143120. Its totient is φ = 7046922240.

The previous prime is 23934569443. The next prime is 23934569543. The reversal of 23934569472 is 27496543932.

23934569472 is a `hidden beast` number, since 2 + 3 + 9 + 3 + 4 + 569 + 4 + 72 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 33757854 + ... + 33758562.

It is an arithmetic number, because the mean of its divisors is an integer number (182252598).

Almost surely, 2^23934569472 is an apocalyptic number.

23934569472 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 23934569472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40095571560).

23934569472 is an abundant number, since it is smaller than the sum of its proper divisors (56256573648).

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

23934569472 is a wasteful number, since it uses less digits than its factorization.

23934569472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789 (or 762 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 54.

The spelling of 23934569472 in words is "twenty-three billion, nine hundred thirty-four million, five hundred sixty-nine thousand, four hundred seventy-two".