23323226917818 has 16 divisors (see below), whose sum is σ = 46647194225760. Its totient is φ = 7774285574256.

The previous prime is 23323226917817. The next prime is 23323226917829. The reversal of 23323226917818 is 81871962232332.

It is a super-2 number, since 2×23323226917818² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23323226917817) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30439653 + ... + 31196456.

It is an arithmetic number, because the mean of its divisors is an integer number (2915449639110).

Almost surely, 2^{23323226917818} is an apocalyptic number.

23323226917818 is an abundant number, since it is smaller than the sum of its proper divisors (23323967307942).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23323226917818 is a wasteful number, since it uses less digits than its factorization.

23323226917818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61699181.

The product of its digits is 10450944, while the sum is 57.

The spelling of 23323226917818 in words is "twenty-three trillion, three hundred twenty-three billion, two hundred twenty-six million, nine hundred seventeen thousand, eight hundred eighteen".