162221344274 has 16 divisors (see below), whose sum is σ = 265508572896. Its totient is φ = 73721568000.

The previous prime is 162221344267. The next prime is 162221344277. The reversal of 162221344274 is 472443122261.

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 7 ways as a sum of consecutive naturals, for example, 662312 + ... + 873555.

It is an arithmetic number, because the mean of its divisors is an integer number (16594285806).

Almost surely, 2^162221344274 is an apocalyptic number.

162221344274 is a deficient number, since it is larger than the sum of its proper divisors (103287228622).

162221344274 is a wasteful number, since it uses less digits than its factorization.

162221344274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1540681.

The product of its digits is 129024, while the sum is 38.

The spelling of 162221344274 in words is "one hundred sixty-two billion, two hundred twenty-one million, three hundred forty-four thousand, two hundred seventy-four".