13044533425 has 48 divisors (see below), whose sum is σ = 20182136832. Its totient is φ = 8125358400.

The previous prime is 13044533417. The next prime is 13044533441. The reversal of 13044533425 is 52433544031.

It is a happy number.

It is not a de Polignac number, because 13044533425 - 2³ = 13044533417 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4400994 + ... + 4403956.

It is an arithmetic number, because the mean of its divisors is an integer number (420461184).

Almost surely, 2^13044533425 is an apocalyptic number.

It is an amenable number.

13044533425 is a deficient number, since it is larger than the sum of its proper divisors (7137603407).

13044533425 is a wasteful number, since it uses less digits than its factorization.

13044533425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5278 (or 5273 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 34.

The spelling of 13044533425 in words is "thirteen billion, forty-four million, five hundred thirty-three thousand, four hundred twenty-five".