23439038375 has 16 divisors (see below), whose sum is σ = 30523746240. Its totient is φ = 17935957600.

The previous prime is 23439038333. The next prime is 23439038411. The reversal of 23439038375 is 57383093432.

It is not a de Polignac number, because 23439038375 - 2²² = 23434844071 is a prime.

It is a congruent number.

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, 4073480 + ... + 4079229.

It is an arithmetic number, because the mean of its divisors is an integer number (1907734140).

Almost surely, 2^23439038375 is an apocalyptic number.

23439038375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

23439038375 is a deficient number, since it is larger than the sum of its proper divisors (7084707865).

23439038375 is an equidigital number, since it uses as much as digits as its factorization.

23439038375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8152747 (or 8152737 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 47.

The spelling of 23439038375 in words is "twenty-three billion, four hundred thirty-nine million, thirty-eight thousand, three hundred seventy-five".