23620378572 has 192 divisors, whose sum is σ = 71084160000. Its totient is φ = 6726442176.

The previous prime is 23620378531. The next prime is 23620378601. The reversal of 23620378572 is 27587302632.

23620378572 is a `hidden beast` number, since 2 + 3 + 6 + 2 + 0 + 3 + 78 + 572 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 30556378 + ... + 30557150.

It is an arithmetic number, because the mean of its divisors is an integer number (370230000).

Almost surely, 2^23620378572 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 23620378572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35542080000).

23620378572 is an abundant number, since it is smaller than the sum of its proper divisors (47463781428).

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

23620378572 is an equidigital number, since it uses as much as digits as its factorization.

23620378572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1304 (or 1284 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 45.

The spelling of 23620378572 in words is "twenty-three billion, six hundred twenty million, three hundred seventy-eight thousand, five hundred seventy-two".