23705631056 has 80 divisors (see below), whose sum is σ = 48185011200. Its totient is φ = 11284116480.

The previous prime is 23705631023. The next prime is 23705631071. The reversal of 23705631056 is 65013650732.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21688046 + ... + 21689138.

It is an arithmetic number, because the mean of its divisors is an integer number (602312640).

Almost surely, 2^23705631056 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 23705631056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24092505600).

23705631056 is an abundant number, since it is smaller than the sum of its proper divisors (24479380144).

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

23705631056 is a wasteful number, since it uses less digits than its factorization.

23705631056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1804 (or 1798 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 38.

The spelling of 23705631056 in words is "twenty-three billion, seven hundred five million, six hundred thirty-one thousand, fifty-six".