165170653560063 has 12 divisors (see below), whose sum is σ = 248952869134320. Its totient is φ = 105326213864256.

The previous prime is 165170653560047. The next prime is 165170653560097. The reversal of 165170653560063 is 360065356071561.

165170653560063 is a `hidden beast` number, since 1 + 6 + 5 + 1 + 70 + 6 + 5 + 3 + 560 + 0 + 6 + 3 = 666.

It is not a de Polignac number, because 165170653560063 - 2⁴ = 165170653560047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 165170653559991 and 165170653560009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165170653560013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 398962931098 + ... + 398962931511.

It is an arithmetic number, because the mean of its divisors is an integer number (20746072427860).

Almost surely, 2^{165170653560063} is an apocalyptic number.

165170653560063 is a deficient number, since it is larger than the sum of its proper divisors (83782215574257).

165170653560063 is a wasteful number, since it uses less digits than its factorization.

165170653560063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797925862638 (or 797925862635 counting only the distinct ones).

The product of its (nonzero) digits is 10206000, while the sum is 54.

The spelling of 165170653560063 in words is "one hundred sixty-five trillion, one hundred seventy billion, six hundred fifty-three million, five hundred sixty thousand, sixty-three".