52319371679 has 4 divisors (see below), whose sum is σ = 55073022840. Its totient is φ = 49565720520.

The previous prime is 52319371669. The next prime is 52319371691. The reversal of 52319371679 is 97617391325.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52319371679 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52319371679.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52319371669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1376825552 + ... + 1376825589.

It is an arithmetic number, because the mean of its divisors is an integer number (13768255710).

Almost surely, 2^52319371679 is an apocalyptic number.

52319371679 is a deficient number, since it is larger than the sum of its proper divisors (2753651161).

52319371679 is a wasteful number, since it uses less digits than its factorization.

52319371679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2753651160.

The product of its digits is 2143260, while the sum is 53.

The spelling of 52319371679 in words is "fifty-two billion, three hundred nineteen million, three hundred seventy-one thousand, six hundred seventy-nine".