23223212865 has 32 divisors (see below), whose sum is σ = 43714287360. Its totient is φ = 11657140992.

The previous prime is 23223212791. The next prime is 23223212893. The reversal of 23223212865 is 56821232232.

23223212865 is a `hidden beast` number, since 2 + 322 + 321 + 2 + 8 + 6 + 5 = 666.

It is not a de Polignac number, because 23223212865 - 2⁷ = 23223212737 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5057229 + ... + 5061818.

It is an arithmetic number, because the mean of its divisors is an integer number (1366071480).

Almost surely, 2^23223212865 is an apocalyptic number.

It is an amenable number.

23223212865 is a deficient number, since it is larger than the sum of its proper divisors (20491074495).

23223212865 is a wasteful number, since it uses less digits than its factorization.

23223212865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10119078 (or 10119072 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The spelling of 23223212865 in words is "twenty-three billion, two hundred twenty-three million, two hundred twelve thousand, eight hundred sixty-five".