20413165233165 has 16 divisors (see below), whose sum is σ = 34380067761600. Its totient is φ = 10314020328192.

The previous prime is 20413165233157. The next prime is 20413165233179. The reversal of 20413165233165 is 56133256131402.

It is a happy number.

It is not a de Polignac number, because 20413165233165 - 2³ = 20413165233157 is a prime.

It is a super-3 number, since 3×20413165233165³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35812570300 + ... + 35812570869.

It is an arithmetic number, because the mean of its divisors is an integer number (2148754235100).

Almost surely, 2^{20413165233165} is an apocalyptic number.

It is an amenable number.

20413165233165 is a deficient number, since it is larger than the sum of its proper divisors (13966902528435).

20413165233165 is a wasteful number, since it uses less digits than its factorization.

20413165233165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71625141196.

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 20413165233165 in words is "twenty trillion, four hundred thirteen billion, one hundred sixty-five million, two hundred thirty-three thousand, one hundred sixty-five".