52158937279 has 4 divisors (see below), whose sum is σ = 52168163184. Its totient is φ = 52149711376.

The previous prime is 52158937261. The next prime is 52158937307. The reversal of 52158937279 is 97273985125.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 52158937279 - 2⁷ = 52158937151 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 (52158937219) 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, 4604467 + ... + 4615780.

It is an arithmetic number, because the mean of its divisors is an integer number (13042040796).

Almost surely, 2^52158937279 is an apocalyptic number.

52158937279 is a deficient number, since it is larger than the sum of its proper divisors (9225905).

52158937279 is an equidigital number, since it uses as much as digits as its factorization.

52158937279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9225904.

The product of its digits is 9525600, while the sum is 58.

The spelling of 52158937279 in words is "fifty-two billion, one hundred fifty-eight million, nine hundred thirty-seven thousand, two hundred seventy-nine".