222544561250 has 90 divisors (see below), whose sum is σ = 458884841877. Its totient is φ = 80858580000.

The previous prime is 222544561237. The next prime is 222544561271. The reversal of 222544561250 is 52165445222.

It can be written as a sum of positive squares in 8 ways, for example, as 129091459849 + 93453101401 = 359293^2 + 305701^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=333575.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 183465644 + ... + 183466856.

Almost surely, 2^222544561250 is an apocalyptic number.

222544561250 is an abundant number, since it is smaller than the sum of its proper divisors (236340280627).

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

222544561250 is an frugal number, since it uses more digits than its factorization.

222544561250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2470 (or 1231 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 38.

The spelling of 222544561250 in words is "two hundred twenty-two billion, five hundred forty-four million, five hundred sixty-one thousand, two hundred fifty".