222160448738 has 6 divisors (see below), whose sum is σ = 333241672971. Its totient is φ = 111079891082.

The previous prime is 222160448711. The next prime is 222160448749. The reversal of 222160448738 is 837844061222.

It can be written as a sum of positive squares in only one way, i.e., 111080224369 + 111080224369 = 333287^2 + 333287^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=333287.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222160448692 and 222160448701.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 499931 + ... + 833217.

Almost surely, 2^222160448738 is an apocalyptic number.

222160448738 is a deficient number, since it is larger than the sum of its proper divisors (111081224233).

222160448738 is an frugal number, since it uses more digits than its factorization.

222160448738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666576 (or 333289 counting only the distinct ones).

The product of its (nonzero) digits is 1032192, while the sum is 47.

The spelling of 222160448738 in words is "two hundred twenty-two billion, one hundred sixty million, four hundred forty-eight thousand, seven hundred thirty-eight".