222162261564 has 48 divisors (see below), whose sum is σ = 523665128448. Its totient is φ = 73302460608.

The previous prime is 222162261557. The next prime is 222162261611. The reversal of 222162261564 is 465162261222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 271309 + ... + 719675.

It is an arithmetic number, because the mean of its divisors is an integer number (10909690176).

Almost surely, 2^222162261564 is an apocalyptic number.

It is an amenable number.

222162261564 is an abundant number, since it is smaller than the sum of its proper divisors (301502866884).

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

222162261564 is a wasteful number, since it uses less digits than its factorization.

222162261564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448794 (or 448792 counting only the distinct ones).

The product of its digits is 138240, while the sum is 39.

The spelling of 222162261564 in words is "two hundred twenty-two billion, one hundred sixty-two million, two hundred sixty-one thousand, five hundred sixty-four".