23734878356 has 24 divisors (see below), whose sum is σ = 49968166080. Its totient is φ = 9636717312.

The previous prime is 23734878281. The next prime is 23734878361. The reversal of 23734878356 is 65387843732.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22306685 + ... + 22307748.

It is an arithmetic number, because the mean of its divisors is an integer number (2082006920).

Almost surely, 2^23734878356 is an apocalyptic number.

It is an amenable number.

23734878356 is an abundant number, since it is smaller than the sum of its proper divisors (26233287724).

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

23734878356 is a wasteful number, since it uses less digits than its factorization.

23734878356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44614463 (or 44614461 counting only the distinct ones).

The product of its digits is 20321280, while the sum is 56.

The spelling of 23734878356 in words is "twenty-three billion, seven hundred thirty-four million, eight hundred seventy-eight thousand, three hundred fifty-six".