15755852870165 has 8 divisors (see below), whose sum is σ = 19558989770040. Its totient is φ = 12170038078912.

The previous prime is 15755852870159. The next prime is 15755852870203. The reversal of 15755852870165 is 56107825855751.

It can be written as a sum of positive squares in 4 ways, for example, as 4368676859044 + 11387176011121 = 2090138^2 + 3374489^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 15755852870165 - 2³⁶ = 15687133393429 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 54330526994 + ... + 54330527283.

It is an arithmetic number, because the mean of its divisors is an integer number (2444873721255).

Almost surely, 2^{15755852870165} is an apocalyptic number.

It is an amenable number.

15755852870165 is a deficient number, since it is larger than the sum of its proper divisors (3803136899875).

15755852870165 is a wasteful number, since it uses less digits than its factorization.

15755852870165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108661054311.

The product of its (nonzero) digits is 117600000, while the sum is 65.

The spelling of 15755852870165 in words is "fifteen trillion, seven hundred fifty-five billion, eight hundred fifty-two million, eight hundred seventy thousand, one hundred sixty-five".