13928824519 has 4 divisors (see below), whose sum is σ = 13934030344. Its totient is φ = 13923618696.

The previous prime is 13928824471. The next prime is 13928824531. The reversal of 13928824519 is 91542882931.

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 13928824519 - 2⁷ = 13928824391 is a prime.

It is a super-2 number, since 2×13928824519² (a number of 21 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 (13928824549) 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, 2598897 + ... + 2604250.

It is an arithmetic number, because the mean of its divisors is an integer number (3483507586).

Almost surely, 2^13928824519 is an apocalyptic number.

13928824519 is a deficient number, since it is larger than the sum of its proper divisors (5205825).

13928824519 is an equidigital number, since it uses as much as digits as its factorization.

13928824519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5205824.

The product of its digits is 1244160, while the sum is 52.

The spelling of 13928824519 in words is "thirteen billion, nine hundred twenty-eight million, eight hundred twenty-four thousand, five hundred nineteen".