165673135465883 has 4 divisors (see below), whose sum is σ = 165674435469648. Its totient is φ = 165671835462120.

The previous prime is 165673135465847. The next prime is 165673135465891. The reversal of 165673135465883 is 388564531376561.

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 165673135465883 - 2²² = 165673131271579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (165673135465843) 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, 649810703 + ... + 650065608.

It is an arithmetic number, because the mean of its divisors is an integer number (41418608867412).

Almost surely, 2^{165673135465883} is an apocalyptic number.

165673135465883 is a deficient number, since it is larger than the sum of its proper divisors (1300003765).

165673135465883 is a wasteful number, since it uses less digits than its factorization.

165673135465883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1300003764.

The product of its digits is 1306368000, while the sum is 71.

The spelling of 165673135465883 in words is "one hundred sixty-five trillion, six hundred seventy-three billion, one hundred thirty-five million, four hundred sixty-five thousand, eight hundred eighty-three".