162545764331 has 2 divisors, whose sum is σ = 162545764332. Its totient is φ = 162545764330.

The previous prime is 162545764309. The next prime is 162545764361. The reversal of 162545764331 is 133467545261.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 162545764331 - 2²⁶ = 162478655467 is a prime.

It is a super-2 number, since 2×162545764331² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (162545764361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81272882165 + 81272882166.

It is an arithmetic number, because the mean of its divisors is an integer number (81272882166).

Almost surely, 2^162545764331 is an apocalyptic number.

162545764331 is a deficient number, since it is larger than the sum of its proper divisors (1).

162545764331 is an equidigital number, since it uses as much as digits as its factorization.

162545764331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1814400, while the sum is 47.

The spelling of 162545764331 in words is "one hundred sixty-two billion, five hundred forty-five million, seven hundred sixty-four thousand, three hundred thirty-one".