165313204063353 has 12 divisors (see below), whose sum is σ = 238787598853440. Its totient is φ = 110207944408536.

The previous prime is 165313204063339. The next prime is 165313204063393. The reversal of 165313204063353 is 353360402313561.

165313204063353 is a `hidden beast` number, since 1 + 6 + 5 + 3 + 1 + 3 + 2 + 0 + 4 + 0 + 633 + 5 + 3 = 666.

It is not a de Polignac number, because 165313204063353 - 2¹⁷ = 165313203932281 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 165313204063299 and 165313204063308.

It is not an unprimeable number, because it can be changed into a prime (165313204063303) 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, 70304101 + ... + 72617442.

It is an arithmetic number, because the mean of its divisors is an integer number (19898966571120).

Almost surely, 2^{165313204063353} is an apocalyptic number.

It is an amenable number.

165313204063353 is a deficient number, since it is larger than the sum of its proper divisors (73474394790087).

165313204063353 is a wasteful number, since it uses less digits than its factorization.

165313204063353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143050068 (or 143050065 counting only the distinct ones).

The product of its (nonzero) digits is 1749600, while the sum is 45.

The spelling of 165313204063353 in words is "one hundred sixty-five trillion, three hundred thirteen billion, two hundred four million, sixty-three thousand, three hundred fifty-three".