223457939994 has 8 divisors (see below), whose sum is σ = 446915880000. Its totient is φ = 74485979996.

The previous prime is 223457939963. The next prime is 223457940011. The reversal of 223457939994 is 499939754322.

It is a sphenic number, since it is the product of 3 distinct primes.

223457939994 is an admirable number.

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, 18621494994 + ... + 18621495005.

It is an arithmetic number, because the mean of its divisors is an integer number (55864485000).

Almost surely, 2^223457939994 is an apocalyptic number.

223457939994 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

223457939994 is a wasteful number, since it uses less digits than its factorization.

223457939994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37242990004.

The product of its digits is 132269760, while the sum is 66.

The spelling of 223457939994 in words is "two hundred twenty-three billion, four hundred fifty-seven million, nine hundred thirty-nine thousand, nine hundred ninety-four".