165413792223 has 20 divisors (see below), whose sum is σ = 251287751880. Its totient is φ = 108406775952.

The previous prime is 165413792213. The next prime is 165413792237. The reversal of 165413792223 is 322297314561.

It is a happy number.

165413792223 is a `hidden beast` number, since 1 + 6 + 5 + 413 + 7 + 9 + 2 + 223 = 666.

It is not a de Polignac number, because 165413792223 - 2⁸ = 165413791967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165413792213) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 17301540 + ... + 17311097.

It is an arithmetic number, because the mean of its divisors is an integer number (12564387594).

Almost surely, 2^165413792223 is an apocalyptic number.

165413792223 is a deficient number, since it is larger than the sum of its proper divisors (85873959657).

165413792223 is an equidigital number, since it uses as much as digits as its factorization.

165413792223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34612708 (or 34612699 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The spelling of 165413792223 in words is "one hundred sixty-five billion, four hundred thirteen million, seven hundred ninety-two thousand, two hundred twenty-three".