13433144425 has 24 divisors (see below), whose sum is σ = 16843984416. Its totient is φ = 10626147840.

The previous prime is 13433144399. The next prime is 13433144441. The reversal of 13433144425 is 52444133431.

It is not a de Polignac number, because 13433144425 - 2⁵ = 13433144393 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4040814 + ... + 4044136.

It is an arithmetic number, because the mean of its divisors is an integer number (701832684).

Almost surely, 2^13433144425 is an apocalyptic number.

It is an amenable number.

13433144425 is a deficient number, since it is larger than the sum of its proper divisors (3410839991).

13433144425 is a wasteful number, since it uses less digits than its factorization.

13433144425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5097 (or 5092 counting only the distinct ones).

The product of its digits is 69120, while the sum is 34.

Adding to 13433144425 its reverse (52444133431), we get a palindrome (65877277856).

The spelling of 13433144425 in words is "thirteen billion, four hundred thirty-three million, one hundred forty-four thousand, four hundred twenty-five".