162342243261 has 24 divisors (see below), whose sum is σ = 258686326080. Its totient is φ = 97283736000.

The previous prime is 162342243253. The next prime is 162342243307.

162342243261 is a `hidden beast` number, since 1 + 623 + 4 + 2 + 2 + 4 + 3 + 26 + 1 = 666.

162342243261 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 162342243261 - 2³ = 162342243253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162342243961) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9203665 + ... + 9221286.

It is an arithmetic number, because the mean of its divisors is an integer number (10778596920).

Almost surely, 2^162342243261 is an apocalyptic number.

162342243261 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

162342243261 is a deficient number, since it is larger than the sum of its proper divisors (96344082819).

162342243261 is a wasteful number, since it uses less digits than its factorization.

162342243261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18425057 (or 18425054 counting only the distinct ones).

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

The spelling of 162342243261 in words is "one hundred sixty-two billion, three hundred forty-two million, two hundred forty-three thousand, two hundred sixty-one".