23329733472 has 144 divisors (see below), whose sum is σ = 68801503680. Its totient is φ = 7489843200.

The previous prime is 23329733431. The next prime is 23329733489. The reversal of 23329733472 is 27433792332.

23329733472 is a `hidden beast` number, since 23 + 3 + 297 + 334 + 7 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3596472 + ... + 3602952.

It is an arithmetic number, because the mean of its divisors is an integer number (477788220).

Almost surely, 2^23329733472 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 23329733472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34400751840).

23329733472 is an abundant number, since it is smaller than the sum of its proper divisors (45471770208).

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

23329733472 is a wasteful number, since it uses less digits than its factorization.

23329733472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6957 (or 6946 counting only the distinct ones).

The product of its digits is 1143072, while the sum is 45.

The spelling of 23329733472 in words is "twenty-three billion, three hundred twenty-nine million, seven hundred thirty-three thousand, four hundred seventy-two".