222606620604 has 60 divisors (see below), whose sum is σ = 584332689864. Its totient is φ = 74202180624.

The previous prime is 222606620603. The next prime is 222606620653. The reversal of 222606620604 is 406026606222.

It is a happy number.

222606620604 is a `hidden beast` number, since 2 + 2 + 26 + 0 + 6 + 6 + 20 + 604 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222606620603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1334967 + ... + 1492430.

Almost surely, 2^222606620604 is an apocalyptic number.

It is an amenable number.

222606620604 is an abundant number, since it is smaller than the sum of its proper divisors (361726069260).

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

222606620604 is an frugal number, since it uses more digits than its factorization.

222606620604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2827428 (or 2827402 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The spelling of 222606620604 in words is "two hundred twenty-two billion, six hundred six million, six hundred twenty thousand, six hundred four".