162221344276 has 12 divisors (see below), whose sum is σ = 283893448608. Its totient is φ = 81108930392.

The previous prime is 162221344267. The next prime is 162221344277. The reversal of 162221344276 is 672443122261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162221344277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213286 + ... + 608221.

It is an arithmetic number, because the mean of its divisors is an integer number (23657787384).

Almost surely, 2^162221344276 is an apocalyptic number.

It is an amenable number.

162221344276 is a deficient number, since it is larger than the sum of its proper divisors (121672104332).

162221344276 is a wasteful number, since it uses less digits than its factorization.

162221344276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870878 (or 870876 counting only the distinct ones).

The product of its digits is 193536, while the sum is 40.

The spelling of 162221344276 in words is "one hundred sixty-two billion, two hundred twenty-one million, three hundred forty-four thousand, two hundred seventy-six".