13234513449 has 16 divisors (see below), whose sum is σ = 17680520000. Its totient is φ = 8805779136.

The previous prime is 13234513423. The next prime is 13234513463. The reversal of 13234513449 is 94431543231.

It is not a de Polignac number, because 13234513449 - 2¹⁹ = 13233989161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13234513489) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4812927 + ... + 4815675.

It is an arithmetic number, because the mean of its divisors is an integer number (1105032500).

Almost surely, 2^13234513449 is an apocalyptic number.

It is an amenable number.

13234513449 is a deficient number, since it is larger than the sum of its proper divisors (4446006551).

13234513449 is a wasteful number, since it uses less digits than its factorization.

13234513449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5304.

The product of its digits is 155520, while the sum is 39.

The spelling of 13234513449 in words is "thirteen billion, two hundred thirty-four million, five hundred thirteen thousand, four hundred forty-nine".