23812159400 has 24 divisors (see below), whose sum is σ = 55363271070. Its totient is φ = 9524863680.

The previous prime is 23812159391. The next prime is 23812159429. The reversal of 23812159400 is 495121832.

It can be written as a sum of positive squares in 3 ways, for example, as 9224834116 + 14587325284 = 96046^2 + 120778^2 .

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 5 ways as a sum of consecutive naturals, for example, 59530199 + ... + 59530598.

Almost surely, 2^23812159400 is an apocalyptic number.

23812159400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23812159400 is an abundant number, since it is smaller than the sum of its proper divisors (31551111670).

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

23812159400 is a wasteful number, since it uses less digits than its factorization.

23812159400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119060813 (or 119060804 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 35.

The spelling of 23812159400 in words is "twenty-three billion, eight hundred twelve million, one hundred fifty-nine thousand, four hundred".