165500840295 has 48 divisors (see below), whose sum is σ = 328917388800. Its totient is φ = 75411041472.

The previous prime is 165500840257. The next prime is 165500840303. The reversal of 165500840295 is 592048005561.

165500840295 is a `hidden beast` number, since 1 + 6 + 550 + 0 + 8 + 4 + 0 + 2 + 95 = 666.

165500840295 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 165500840295 - 2¹² = 165500836199 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 165500840295.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 758995 + ... + 952404.

It is an arithmetic number, because the mean of its divisors is an integer number (6852445600).

Almost surely, 2^165500840295 is an apocalyptic number.

165500840295 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

165500840295 is a deficient number, since it is larger than the sum of its proper divisors (163416548505).

165500840295 is a wasteful number, since it uses less digits than its factorization.

165500840295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1711724 (or 1711721 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 45.

The spelling of 165500840295 in words is "one hundred sixty-five billion, five hundred million, eight hundred forty thousand, two hundred ninety-five".