23218851185 has 8 divisors (see below), whose sum is σ = 28198316160. Its totient is φ = 18351284464.

The previous prime is 23218851157. The next prime is 23218851251. The reversal of 23218851185 is 58115881232.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23218851185 - 2²⁸ = 22950415729 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27974105 + ... + 27974934.

It is an arithmetic number, because the mean of its divisors is an integer number (3524789520).

Almost surely, 2^23218851185 is an apocalyptic number.

It is an amenable number.

23218851185 is a deficient number, since it is larger than the sum of its proper divisors (4979464975).

23218851185 is an equidigital number, since it uses as much as digits as its factorization.

23218851185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55949127.

The product of its digits is 153600, while the sum is 44.

The spelling of 23218851185 in words is "twenty-three billion, two hundred eighteen million, eight hundred fifty-one thousand, one hundred eighty-five".