223948166444 has 6 divisors (see below), whose sum is σ = 391909291284. Its totient is φ = 111974083220.

The previous prime is 223948166411. The next prime is 223948166447. The reversal of 223948166444 is 444661849322.

It is not an unprimeable number, because it can be changed into a prime (223948166447) by changing a digit.

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 as a sum of consecutive naturals, namely, 27993520802 + ... + 27993520809.

It is an arithmetic number, because the mean of its divisors is an integer number (65318215214).

Almost surely, 2^223948166444 is an apocalyptic number.

It is an amenable number.

223948166444 is a deficient number, since it is larger than the sum of its proper divisors (167961124840).

223948166444 is a wasteful number, since it uses less digits than its factorization.

223948166444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55987041615 (or 55987041613 counting only the distinct ones).

The product of its digits is 7962624, while the sum is 53.

The spelling of 223948166444 in words is "two hundred twenty-three billion, nine hundred forty-eight million, one hundred sixty-six thousand, four hundred forty-four".