222722788645 has 16 divisors (see below), whose sum is σ = 305958355200. Its totient is φ = 152469218304.

The previous prime is 222722788637. The next prime is 222722788693. The reversal of 222722788645 is 546887227222.

It is a cyclic number.

It is not a de Polignac number, because 222722788645 - 2³ = 222722788637 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5290812 + ... + 5332741.

It is an arithmetic number, because the mean of its divisors is an integer number (19122397200).

Almost surely, 2^222722788645 is an apocalyptic number.

It is an amenable number.

222722788645 is a deficient number, since it is larger than the sum of its proper divisors (83235566555).

222722788645 is a wasteful number, since it uses less digits than its factorization.

222722788645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10624164.

The product of its digits is 12042240, while the sum is 55.

The spelling of 222722788645 in words is "two hundred twenty-two billion, seven hundred twenty-two million, seven hundred eighty-eight thousand, six hundred forty-five".