162542338275 has 72 divisors (see below), whose sum is σ = 278684256816. Its totient is φ = 83545011200.

The previous prime is 162542338249. The next prime is 162542338279. The reversal of 162542338275 is 572833245261.

It is not a de Polignac number, because 162542338275 - 2⁸ = 162542338019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (162542338279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 21179839 + ... + 21187511.

It is an arithmetic number, because the mean of its divisors is an integer number (3870614678).

Almost surely, 2^162542338275 is an apocalyptic number.

162542338275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

162542338275 is a deficient number, since it is larger than the sum of its proper divisors (116141918541).

162542338275 is an equidigital number, since it uses as much as digits as its factorization.

162542338275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7893 (or 7805 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 48.

The spelling of 162542338275 in words is "one hundred sixty-two billion, five hundred forty-two million, three hundred thirty-eight thousand, two hundred seventy-five".