165050010011599 has 4 divisors (see below), whose sum is σ = 165065748556464. Its totient is φ = 165034271466736.

The previous prime is 165050010011489. The next prime is 165050010011611. The reversal of 165050010011599 is 995110010050561.

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 165050010011599 - 2¹⁵ = 165050009978831 is a prime.

It is a super-2 number, since 2×165050010011599² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165050010014599) 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, 7869256702 + ... + 7869277675.

It is an arithmetic number, because the mean of its divisors is an integer number (41266437139116).

Almost surely, 2^{165050010011599} is an apocalyptic number.

165050010011599 is a deficient number, since it is larger than the sum of its proper divisors (15738544865).

165050010011599 is a wasteful number, since it uses less digits than its factorization.

165050010011599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15738544864.

The product of its (nonzero) digits is 60750, while the sum is 43.

The spelling of 165050010011599 in words is "one hundred sixty-five trillion, fifty billion, ten million, eleven thousand, five hundred ninety-nine".