23977965900 has 72 divisors (see below), whose sum is σ = 79287147520. Its totient is φ = 5480677440.

The previous prime is 23977965881. The next prime is 23977965929. The reversal of 23977965900 is 956977932.

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 23 ways as a sum of consecutive naturals, for example, 5706940 + ... + 5711139.

Almost surely, 2^23977965900 is an apocalyptic number.

23977965900 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23977965900 is an abundant number, since it is smaller than the sum of its proper divisors (55309181620).

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

23977965900 is a wasteful number, since it uses less digits than its factorization.

23977965900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11418103 (or 11418096 counting only the distinct ones).

The product of its (nonzero) digits is 6429780, while the sum is 57.

The spelling of 23977965900 in words is "twenty-three billion, nine hundred seventy-seven million, nine hundred sixty-five thousand, nine hundred".