23974215585 has 16 divisors (see below), whose sum is σ = 38369816640. Its totient is φ = 12782557760.

The previous prime is 23974215511. The next prime is 23974215589. The reversal of 23974215585 is 58551247932.

It is a de Polignac number, because none of the positive numbers 2^k-23974215585 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23974215589) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 176550 + ... + 281279.

It is an arithmetic number, because the mean of its divisors is an integer number (2398113540).

Almost surely, 2^23974215585 is an apocalyptic number.

It is an amenable number.

23974215585 is a deficient number, since it is larger than the sum of its proper divisors (14395601055).

23974215585 is a wasteful number, since it uses less digits than its factorization.

23974215585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461328.

The product of its digits is 3024000, while the sum is 51.

The spelling of 23974215585 in words is "twenty-three billion, nine hundred seventy-four million, two hundred fifteen thousand, five hundred eighty-five".