53169942111617 has 4 divisors (see below), whose sum is σ = 53208667489620. Its totient is φ = 53131216733616.

The previous prime is 53169942111599. The next prime is 53169942111641. The reversal of 53169942111617 is 71611124996135.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 43083785502976 + 10086156608641 = 6563824^2 + 3175871^2 .

It is a cyclic number.

It is not a de Polignac number, because 53169942111617 - 2⁴² = 48771895600513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53169942111697) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19362686942 + ... + 19362689687.

It is an arithmetic number, because the mean of its divisors is an integer number (13302166872405).

Almost surely, 2^{53169942111617} is an apocalyptic number.

It is an amenable number.

53169942111617 is a deficient number, since it is larger than the sum of its proper divisors (38725378003).

53169942111617 is a wasteful number, since it uses less digits than its factorization.

53169942111617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38725378002.

The product of its digits is 2449440, while the sum is 56.

The spelling of 53169942111617 in words is "fifty-three trillion, one hundred sixty-nine billion, nine hundred forty-two million, one hundred eleven thousand, six hundred seventeen".