223654680992 has 24 divisors (see below), whose sum is σ = 442601616996. Its totient is φ = 111247921152.

The previous prime is 223654680967. The next prime is 223654681009. The reversal of 223654680992 is 299086456322.

It can be written as a sum of positive squares in 2 ways, for example, as 174794231056 + 48860449936 = 418084^2 + 221044^2 .

It is a super-2 number, since 2×223654680992² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18100583 + ... + 18112934.

Almost surely, 2^223654680992 is an apocalyptic number.

It is an amenable number.

223654680992 is a deficient number, since it is larger than the sum of its proper divisors (218946936004).

223654680992 is a wasteful number, since it uses less digits than its factorization.

223654680992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36213720 (or 36213712 counting only the distinct ones).

The product of its (nonzero) digits is 11197440, while the sum is 56.

The spelling of 223654680992 in words is "two hundred twenty-three billion, six hundred fifty-four million, six hundred eighty thousand, nine hundred ninety-two".