223694945296 has 45 divisors (see below), whose sum is σ = 435949246551. Its totient is φ = 111195728256.

The previous prime is 223694945291. The next prime is 223694945297. The reversal of 223694945296 is 692549496322.

The square root of 223694945296 is 472964.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 51967585296 + 171727360000 = 227964^2 + 414400^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223694945291) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 599718166 + ... + 599718538.

Almost surely, 2^223694945296 is an apocalyptic number.

223694945296 is the 472964-th square number.

It is an amenable number.

223694945296 is a deficient number, since it is larger than the sum of its proper divisors (212254301255).

223694945296 is an frugal number, since it uses more digits than its factorization.

223694945296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1388 (or 692 counting only the distinct ones).

The product of its digits is 50388480, while the sum is 61.

The spelling of 223694945296 in words is "two hundred twenty-three billion, six hundred ninety-four million, nine hundred forty-five thousand, two hundred ninety-six".