13433144394 has 16 divisors (see below), whose sum is σ = 26880225120. Its totient is φ = 4475392080.

The previous prime is 13433144393. The next prime is 13433144399. The reversal of 13433144394 is 49344133431.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13433144393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 568129 + ... + 591300.

It is an arithmetic number, because the mean of its divisors is an integer number (1680014070).

Almost surely, 2^13433144394 is an apocalyptic number.

13433144394 is an abundant number, since it is smaller than the sum of its proper divisors (13447080726).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13433144394 is a wasteful number, since it uses less digits than its factorization.

13433144394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1161365.

The product of its digits is 186624, while the sum is 39.

The spelling of 13433144394 in words is "thirteen billion, four hundred thirty-three million, one hundred forty-four thousand, three hundred ninety-four".