222637516656 has 40 divisors (see below), whose sum is σ = 593700048384. Its totient is φ = 71818553280.

The previous prime is 222637516637. The next prime is 222637516657. The reversal of 222637516656 is 656615736222.

It is a junction number, because it is equal to n+sod(n) for n = 222637516599 and 222637516608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222637516657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74809506 + ... + 74812481.

Almost surely, 2^222637516656 is an apocalyptic number.

It is an amenable number.

222637516656 is an abundant number, since it is smaller than the sum of its proper divisors (371062531728).

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

222637516656 is a wasteful number, since it uses less digits than its factorization.

222637516656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149622029 (or 149622023 counting only the distinct ones).

The product of its digits is 5443200, while the sum is 51.

The spelling of 222637516656 in words is "two hundred twenty-two billion, six hundred thirty-seven million, five hundred sixteen thousand, six hundred fifty-six".