23809926768 has 20 divisors (see below), whose sum is σ = 61508977608. Its totient is φ = 7936642240.

The previous prime is 23809926757. The next prime is 23809926769. The reversal of 23809926768 is 86762990832.

It is a super-2 number, since 2×23809926768² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23809926769) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 248020023 + ... + 248020118.

Almost surely, 2^23809926768 is an apocalyptic number.

It is an amenable number.

23809926768 is an abundant number, since it is smaller than the sum of its proper divisors (37699050840).

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

23809926768 is a wasteful number, since it uses less digits than its factorization.

23809926768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496040152 (or 496040146 counting only the distinct ones).

The product of its (nonzero) digits is 15676416, while the sum is 60.

The spelling of 23809926768 in words is "twenty-three billion, eight hundred nine million, nine hundred twenty-six thousand, seven hundred sixty-eight".