222042053728 has 144 divisors (see below), whose sum is σ = 501134767056. Its totient is φ = 96034104320.

The previous prime is 222042053711. The next prime is 222042053741. The reversal of 222042053728 is 827350240222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36679950 + ... + 36686002.

It is an arithmetic number, because the mean of its divisors is an integer number (3480102549).

Almost surely, 2^222042053728 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222042053728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (250567383528).

222042053728 is an abundant number, since it is smaller than the sum of its proper divisors (279092713328).

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

222042053728 is a wasteful number, since it uses less digits than its factorization.

222042053728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6317 (or 6286 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 37.

The spelling of 222042053728 in words is "two hundred twenty-two billion, forty-two million, fifty-three thousand, seven hundred twenty-eight".