13810479016519 has 4 divisors (see below), whose sum is σ = 13813423058520. Its totient is φ = 13807534974520.

The previous prime is 13810479016513. The next prime is 13810479016577. The reversal of 13810479016519 is 91561097401831.

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 13810479016519 - 2³³ = 13801889081927 is a prime.

It is a super-2 number, since 2×13810479016519² (a number of 27 digits) contains 22 as substring.

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 13810479016519.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13810479016513) 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, 1472013964 + ... + 1472023345.

It is an arithmetic number, because the mean of its divisors is an integer number (3453355764630).

Almost surely, 2^{13810479016519} is an apocalyptic number.

13810479016519 is a deficient number, since it is larger than the sum of its proper divisors (2944042001).

13810479016519 is an equidigital number, since it uses as much as digits as its factorization.

13810479016519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2944042000.

The product of its (nonzero) digits is 1632960, while the sum is 55.

The spelling of 13810479016519 in words is "thirteen trillion, eight hundred ten billion, four hundred seventy-nine million, sixteen thousand, five hundred nineteen".