223621859372 has 12 divisors (see below), whose sum is σ = 400883089656. Its totient is φ = 109083833760.

The previous prime is 223621859311. The next prime is 223621859389. The reversal of 223621859372 is 273958126322.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 223621859372.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 681773798 + ... + 681774125.

It is an arithmetic number, because the mean of its divisors is an integer number (33406924138).

Almost surely, 2^223621859372 is an apocalyptic number.

It is an amenable number.

223621859372 is a deficient number, since it is larger than the sum of its proper divisors (177261230284).

223621859372 is a wasteful number, since it uses less digits than its factorization.

223621859372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1363547968 (or 1363547966 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 50.

The spelling of 223621859372 in words is "two hundred twenty-three billion, six hundred twenty-one million, eight hundred fifty-nine thousand, three hundred seventy-two".