13744814719 has 6 divisors (see below), whose sum is σ = 14506300680. Its totient is φ = 13021403076.

The previous prime is 13744814711. The next prime is 13744814803. The reversal of 13744814719 is 91741844731.

It is not a de Polignac number, because 13744814719 - 2³ = 13744814711 is a prime.

It is a super-2 number, since 2×13744814719² (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 (13744814711) 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 5 ways as a sum of consecutive naturals, for example, 19036779 + ... + 19037500.

It is an arithmetic number, because the mean of its divisors is an integer number (2417716780).

Almost surely, 2^13744814719 is an apocalyptic number.

13744814719 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

13744814719 is a deficient number, since it is larger than the sum of its proper divisors (761485961).

13744814719 is an equidigital number, since it uses as much as digits as its factorization.

13744814719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38074317 (or 38074298 counting only the distinct ones).

The product of its digits is 677376, while the sum is 49.

The spelling of 13744814719 in words is "thirteen billion, seven hundred forty-four million, eight hundred fourteen thousand, seven hundred nineteen".