23585082899 has 4 divisors (see below), whose sum is σ = 26954380464. Its totient is φ = 20215785336.

The previous prime is 23585082817. The next prime is 23585082919. The reversal of 23585082899 is 99828058532.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23585082899 is a prime.

It is a super-2 number, since 2×23585082899² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23585081899) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1684648772 + ... + 1684648785.

It is an arithmetic number, because the mean of its divisors is an integer number (6738595116).

Almost surely, 2^23585082899 is an apocalyptic number.

23585082899 is a deficient number, since it is larger than the sum of its proper divisors (3369297565).

23585082899 is an equidigital number, since it uses as much as digits as its factorization.

23585082899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3369297564.

The product of its (nonzero) digits is 12441600, while the sum is 59.

The spelling of 23585082899 in words is "twenty-three billion, five hundred eighty-five million, eighty-two thousand, eight hundred ninety-nine".