13441431519 has 24 divisors (see below), whose sum is σ = 20144796672. Its totient is φ = 8956367640.

The previous prime is 13441431491. The next prime is 13441431551. The reversal of 13441431519 is 91513414431.

It is a happy number.

13441431519 is a `hidden beast` number, since 134 + 4 + 1 + 4 + 3 + 1 + 519 = 666.

It is not a de Polignac number, because 13441431519 - 2⁹ = 13441431007 is a prime.

It is a super-2 number, since 2×13441431519² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13441431559) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 499872 + ... + 526074.

It is an arithmetic number, because the mean of its divisors is an integer number (839366528).

Almost surely, 2^13441431519 is an apocalyptic number.

13441431519 is a deficient number, since it is larger than the sum of its proper divisors (6703365153).

13441431519 is an equidigital number, since it uses as much as digits as its factorization.

13441431519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28329 (or 28317 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The spelling of 13441431519 in words is "thirteen billion, four hundred forty-one million, four hundred thirty-one thousand, five hundred nineteen".