223974707664 has 80 divisors (see below), whose sum is σ = 616603963392. Its totient is φ = 69892800384.

The previous prime is 223974707653. The next prime is 223974707689. The reversal of 223974707664 is 466707479322.

223974707664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2106364 + ... + 2210139.

Almost surely, 2^223974707664 is an apocalyptic number.

223974707664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

223974707664 is an abundant number, since it is smaller than the sum of its proper divisors (392629255728).

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

223974707664 is a wasteful number, since it uses less digits than its factorization.

223974707664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4316584 (or 4316578 counting only the distinct ones).

The product of its (nonzero) digits is 21337344, while the sum is 57.

The spelling of 223974707664 in words is "two hundred twenty-three billion, nine hundred seventy-four million, seven hundred seven thousand, six hundred sixty-four".