165342948199 has 16 divisors (see below), whose sum is σ = 197148309120. Its totient is φ = 136678433760.

The previous prime is 165342948187. The next prime is 165342948223. The reversal of 165342948199 is 991849243561.

It is not a de Polignac number, because 165342948199 - 2²³ = 165334559591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165342948119) 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 in 15 ways as a sum of consecutive naturals, for example, 8619109 + ... + 8638270.

It is an arithmetic number, because the mean of its divisors is an integer number (12321769320).

Almost surely, 2^165342948199 is an apocalyptic number.

165342948199 is a deficient number, since it is larger than the sum of its proper divisors (31805360921).

165342948199 is a wasteful number, since it uses less digits than its factorization.

165342948199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17257470.

The product of its digits is 16796160, while the sum is 61.

The spelling of 165342948199 in words is "one hundred sixty-five billion, three hundred forty-two million, nine hundred forty-eight thousand, one hundred ninety-nine".