222815958380 has 24 divisors (see below), whose sum is σ = 468223247520. Its totient is φ = 89067386240.

The previous prime is 222815958367. The next prime is 222815958401. The reversal of 222815958380 is 83859518222.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3656345 + ... + 3716784.

It is an arithmetic number, because the mean of its divisors is an integer number (19509301980).

Almost surely, 2^222815958380 is an apocalyptic number.

222815958380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222815958380 is an abundant number, since it is smaller than the sum of its proper divisors (245407289140).

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

222815958380 is a wasteful number, since it uses less digits than its factorization.

222815958380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7374649 (or 7374647 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 53.

The spelling of 222815958380 in words is "two hundred twenty-two billion, eight hundred fifteen million, nine hundred fifty-eight thousand, three hundred eighty".