5239349912979 has 72 divisors (see below), whose sum is σ = 9712451653632. Its totient is φ = 2763612989280.

The previous prime is 5239349912971. The next prime is 5239349912983. The reversal of 5239349912979 is 9792199439325.

5239349912979 is a `hidden beast` number, since 5 + 2 + 3 + 9 + 3 + 499 + 129 + 7 + 9 = 666.

It is not a de Polignac number, because 5239349912979 - 2³ = 5239349912971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5239349912971) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 8825427 + ... + 9400364.

It is an arithmetic number, because the mean of its divisors is an integer number (134895161856).

Almost surely, 2^{5239349912979} is an apocalyptic number.

5239349912979 is a deficient number, since it is larger than the sum of its proper divisors (4473101740653).

5239349912979 is a wasteful number, since it uses less digits than its factorization.

5239349912979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18225839 (or 18225814 counting only the distinct ones).

The product of its digits is 297606960, while the sum is 72.

The spelling of 5239349912979 in words is "five trillion, two hundred thirty-nine billion, three hundred forty-nine million, nine hundred twelve thousand, nine hundred seventy-nine".