222886264440 has 128 divisors (see below), whose sum is σ = 773388725760. Its totient is φ = 50331615744.

The previous prime is 222886264429. The next prime is 222886264451. The reversal of 222886264440 is 44462688222.

It is an interprime number because it is at equal distance from previous prime (222886264429) and next prime (222886264451).

It is a self number, because there is not a number n which added to its sum of digits gives 222886264440.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1528719 + ... + 1668158.

It is an arithmetic number, because the mean of its divisors is an integer number (6042099420).

Almost surely, 2^222886264440 is an apocalyptic number.

222886264440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222886264440 is an abundant number, since it is smaller than the sum of its proper divisors (550502461320).

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

222886264440 is a wasteful number, since it uses less digits than its factorization.

222886264440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3196981 (or 3196977 counting only the distinct ones).

The product of its (nonzero) digits is 2359296, while the sum is 48.

The spelling of 222886264440 in words is "two hundred twenty-two billion, eight hundred eighty-six million, two hundred sixty-four thousand, four hundred forty".