52118541173 has 4 divisors (see below), whose sum is σ = 52746475488. Its totient is φ = 51490606860.

The previous prime is 52118541169. The next prime is 52118541199. The reversal of 52118541173 is 37114581125.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52118541173 - 2² = 52118541169 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52118541133) 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, 313967033 + ... + 313967198.

It is an arithmetic number, because the mean of its divisors is an integer number (13186618872).

Almost surely, 2^52118541173 is an apocalyptic number.

It is an amenable number.

52118541173 is a deficient number, since it is larger than the sum of its proper divisors (627934315).

52118541173 is an equidigital number, since it uses as much as digits as its factorization.

52118541173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627934314.

The product of its digits is 33600, while the sum is 38.

The spelling of 52118541173 in words is "fifty-two billion, one hundred eighteen million, five hundred forty-one thousand, one hundred seventy-three".