222448759320 has 128 divisors (see below), whose sum is σ = 676101888000. Its totient is φ = 58542082560.

The previous prime is 222448759297. The next prime is 222448759327. The reversal of 222448759320 is 23957844222.

It is a self number, because there is not a number n which added to its sum of digits gives 222448759320.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222448759327) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29185110 + ... + 29192730.

It is an arithmetic number, because the mean of its divisors is an integer number (5282046000).

Almost surely, 2^222448759320 is an apocalyptic number.

222448759320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222448759320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (338050944000).

222448759320 is an abundant number, since it is smaller than the sum of its proper divisors (453653128680).

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

222448759320 is a wasteful number, since it uses less digits than its factorization.

222448759320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10793 (or 10789 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 48.

The spelling of 222448759320 in words is "two hundred twenty-two billion, four hundred forty-eight million, seven hundred fifty-nine thousand, three hundred twenty".