162742341329 has 16 divisors (see below), whose sum is σ = 167481941760. Its totient is φ = 158057074560.

The previous prime is 162742341263. The next prime is 162742341331. The reversal of 162742341329 is 923143247261.

It is a happy number.

It is not a de Polignac number, because 162742341329 - 2²⁸ = 162473905873 is a prime.

It is a super-2 number, since 2×162742341329² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 162742341329.

It is not an unprimeable number, because it can be changed into a prime (162742340329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17196659 + ... + 17206119.

It is an arithmetic number, because the mean of its divisors is an integer number (10467621360).

Almost surely, 2^162742341329 is an apocalyptic number.

It is an amenable number.

162742341329 is a deficient number, since it is larger than the sum of its proper divisors (4739600431).

162742341329 is a wasteful number, since it uses less digits than its factorization.

162742341329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12280.

The product of its digits is 435456, while the sum is 44.

The spelling of 162742341329 in words is "one hundred sixty-two billion, seven hundred forty-two million, three hundred forty-one thousand, three hundred twenty-nine".