5079968497985 has 4 divisors (see below), whose sum is σ = 6095962197588. Its totient is φ = 4063974798384.

The previous prime is 5079968497963. The next prime is 5079968497987. The reversal of 5079968497985 is 5897948699705.

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 3496496091664 + 1583472406321 = 1869892^2 + 1258361^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5079968497985 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5079968497897 and 5079968497906.

It is not an unprimeable number, because it can be changed into a prime (5079968497987) 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, 507996849794 + ... + 507996849803.

It is an arithmetic number, because the mean of its divisors is an integer number (1523990549397).

Almost surely, 2^{5079968497985} is an apocalyptic number.

It is an amenable number.

5079968497985 is a deficient number, since it is larger than the sum of its proper divisors (1015993699603).

5079968497985 is a wasteful number, since it uses less digits than its factorization.

5079968497985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1015993699602.

The product of its (nonzero) digits is 12345177600, while the sum is 86.

The spelling of 5079968497985 in words is "five trillion, seventy-nine billion, nine hundred sixty-eight million, four hundred ninety-seven thousand, nine hundred eighty-five".