1359979679519 has 4 divisors (see below), whose sum is σ = 1360033102440. Its totient is φ = 1359926256600.

The previous prime is 1359979679507. The next prime is 1359979679623. The reversal of 1359979679519 is 9159769799531.

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 1359979679519 - 2²⁸ = 1359711244063 is a prime.

It is a super-2 number, since 2×1359979679519² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1359979679119) 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, 26673257 + ... + 26724194.

It is an arithmetic number, because the mean of its divisors is an integer number (340008275610).

Almost surely, 2^{1359979679519} is an apocalyptic number.

1359979679519 is a deficient number, since it is larger than the sum of its proper divisors (53422921).

1359979679519 is an equidigital number, since it uses as much as digits as its factorization.

1359979679519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53422920.

The product of its digits is 1302030450, while the sum is 80.

The spelling of 1359979679519 in words is "one trillion, three hundred fifty-nine billion, nine hundred seventy-nine million, six hundred seventy-nine thousand, five hundred nineteen".