20117504770335 has 96 divisors (see below), whose sum is σ = 41346184568832. Its totient is φ = 8854731889920.

The previous prime is 20117504770267. The next prime is 20117504770357. The reversal of 20117504770335 is 53307740571102.

20117504770335 is a `hidden beast` number, since 2 + 0 + 1 + 175 + 0 + 477 + 0 + 3 + 3 + 5 = 666.

It is not a de Polignac number, because 20117504770335 - 2³⁵ = 20083145031967 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3305139 + ... + 7152548.

It is an arithmetic number, because the mean of its divisors is an integer number (430689422592).

Almost surely, 2^{20117504770335} is an apocalyptic number.

20117504770335 is an abundant number, since it is smaller than the sum of its proper divisors (21228679798497).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20117504770335 is a wasteful number, since it uses less digits than its factorization.

20117504770335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10457933 (or 10457930 counting only the distinct ones).

The product of its (nonzero) digits is 617400, while the sum is 45.

The spelling of 20117504770335 in words is "twenty trillion, one hundred seventeen billion, five hundred four million, seven hundred seventy thousand, three hundred thirty-five".