222266942664 has 128 divisors (see below), whose sum is σ = 601238937600. Its totient is φ = 68067302400.

The previous prime is 222266942609. The next prime is 222266942671. The reversal of 222266942664 is 466249662222.

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, 116920114 + ... + 116922014.

It is an arithmetic number, because the mean of its divisors is an integer number (4697179200).

Almost surely, 2^222266942664 is an apocalyptic number.

222266942664 is a gapful number since it is divisible by the number (24) 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 222266942664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (300619468800).

222266942664 is an abundant number, since it is smaller than the sum of its proper divisors (378971994936).

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

222266942664 is a wasteful number, since it uses less digits than its factorization.

222266942664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3495 (or 3491 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 51.

The spelling of 222266942664 in words is "two hundred twenty-two billion, two hundred sixty-six million, nine hundred forty-two thousand, six hundred sixty-four".