23585212899 has 12 divisors (see below), whose sum is σ = 34122574200. Its totient is φ = 15698070144.

The previous prime is 23585212873. The next prime is 23585212961. The reversal of 23585212899 is 99821258532.

It is a happy number.

23585212899 is a `hidden beast` number, since 2 + 3 + 5 + 8 + 521 + 28 + 99 = 666.

It is not a de Polignac number, because 23585212899 - 2⁸ = 23585212643 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (23585212199) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2111214 + ... + 2122355.

It is an arithmetic number, because the mean of its divisors is an integer number (2843547850).

Almost surely, 2^23585212899 is an apocalyptic number.

23585212899 is a deficient number, since it is larger than the sum of its proper divisors (10537361301).

23585212899 is a wasteful number, since it uses less digits than its factorization.

23585212899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4234194 (or 4234191 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 54.

The spelling of 23585212899 in words is "twenty-three billion, five hundred eighty-five million, two hundred twelve thousand, eight hundred ninety-nine".