23687443575873 has 48 divisors (see below), whose sum is σ = 42929613657216. Its totient is φ = 12226788587520.

The previous prime is 23687443575791. The next prime is 23687443575911. The reversal of 23687443575873 is 37857534478632.

23687443575873 is a `hidden beast` number, since 2 + 3 + 6 + 8 + 7 + 4 + 4 + 35 + 7 + 587 + 3 = 666.

It is not a de Polignac number, because 23687443575873 - 2³⁴ = 23670263706689 is a prime.

It is a super-2 number, since 2×23687443575873² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23687443575073) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 108747936 + ... + 108965537.

It is an arithmetic number, because the mean of its divisors is an integer number (894366951192).

Almost surely, 2^{23687443575873} is an apocalyptic number.

It is an amenable number.

23687443575873 is a deficient number, since it is larger than the sum of its proper divisors (19242170081343).

23687443575873 is a wasteful number, since it uses less digits than its factorization.

23687443575873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217713654 (or 217713651 counting only the distinct ones).

The product of its digits is 2844979200, while the sum is 72.

The spelling of 23687443575873 in words is "twenty-three trillion, six hundred eighty-seven billion, four hundred forty-three million, five hundred seventy-five thousand, eight hundred seventy-three".