165343161343499 has 4 divisors (see below), whose sum is σ = 165344962107936. Its totient is φ = 165341360579064.

The previous prime is 165343161343429. The next prime is 165343161343523. The reversal of 165343161343499 is 994343161343561.

165343161343499 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 165343161343499 - 2²⁴ = 165343144566283 is a prime.

It is a super-2 number, since 2×165343161343499² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (165343161343429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 900244484 + ... + 900428129.

It is an arithmetic number, because the mean of its divisors is an integer number (41336240526984).

Almost surely, 2^{165343161343499} is an apocalyptic number.

165343161343499 is a deficient number, since it is larger than the sum of its proper divisors (1800764437).

165343161343499 is an equidigital number, since it uses as much as digits as its factorization.

165343161343499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1800764436.

The product of its digits is 75582720, while the sum is 62.

Adding to 165343161343499 its sum of digits (62), we get a palindrome (165343161343561).

The spelling of 165343161343499 in words is "one hundred sixty-five trillion, three hundred forty-three billion, one hundred sixty-one million, three hundred forty-three thousand, four hundred ninety-nine".