23325861818 has 16 divisors (see below), whose sum is σ = 39996141120. Its totient is φ = 9994560576.

The previous prime is 23325861809. The next prime is 23325861833. The reversal of 23325861818 is 81816852332.

It is a Curzon number.

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, 120863 + ... + 247506.

It is an arithmetic number, because the mean of its divisors is an integer number (2499758820).

Almost surely, 2^23325861818 is an apocalyptic number.

23325861818 is a deficient number, since it is larger than the sum of its proper divisors (16670279302).

23325861818 is a wasteful number, since it uses less digits than its factorization.

23325861818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372901.

The product of its digits is 552960, while the sum is 47.

The spelling of 23325861818 in words is "twenty-three billion, three hundred twenty-five million, eight hundred sixty-one thousand, eight hundred eighteen".