23339971764 has 36 divisors (see below), whose sum is σ = 60437247780. Its totient is φ = 7590234240.

The previous prime is 23339971751. The next prime is 23339971769. The reversal of 23339971764 is 46717993332.

23339971764 is a `hidden beast` number, since 233 + 399 + 7 + 17 + 6 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2356131600 + 20983840164 = 48540^2 + 144858^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 23339971764.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23339971769) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7905019 + ... + 7907970.

Almost surely, 2^23339971764 is an apocalyptic number.

It is an amenable number.

23339971764 is an abundant number, since it is smaller than the sum of its proper divisors (37097276016).

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

23339971764 is a wasteful number, since it uses less digits than its factorization.

23339971764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15813040 (or 15813035 counting only the distinct ones).

The product of its digits is 5143824, while the sum is 54.

The spelling of 23339971764 in words is "twenty-three billion, three hundred thirty-nine million, nine hundred seventy-one thousand, seven hundred sixty-four".