222806563720 has 64 divisors (see below), whose sum is σ = 539940406320. Its totient is φ = 82257444864.

The previous prime is 222806563711. The next prime is 222806563751. The reversal of 222806563720 is 27365608222.

It can be written as a sum of positive squares in 8 ways, for example, as 1091773764 + 221714789956 = 33042^2 + 470866^2 .

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, 5696872 + ... + 5735848.

Almost surely, 2^222806563720 is an apocalyptic number.

222806563720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222806563720 is an abundant number, since it is smaller than the sum of its proper divisors (317133842600).

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

222806563720 is a wasteful number, since it uses less digits than its factorization.

222806563720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49994 (or 49990 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 43.

The spelling of 222806563720 in words is "two hundred twenty-two billion, eight hundred six million, five hundred sixty-three thousand, seven hundred twenty".