23909400396 has 48 divisors (see below), whose sum is σ = 70842670080. Its totient is φ = 6831257040.

The previous prime is 23909400343. The next prime is 23909400497. The reversal of 23909400396 is 69300490932.

23909400396 is a `hidden beast` number, since 239 + 0 + 9 + 400 + 3 + 9 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15812340 + ... + 15813851.

It is an arithmetic number, because the mean of its divisors is an integer number (1475888960).

Almost surely, 2^23909400396 is an apocalyptic number.

It is an amenable number.

23909400396 is an abundant number, since it is smaller than the sum of its proper divisors (46933269684).

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

23909400396 is a wasteful number, since it uses less digits than its factorization.

23909400396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31626211 (or 31626203 counting only the distinct ones).

The product of its (nonzero) digits is 314928, while the sum is 45.

The spelling of 23909400396 in words is "twenty-three billion, nine hundred nine million, four hundred thousand, three hundred ninety-six".