13025530444 has 6 divisors (see below), whose sum is σ = 22794678284. Its totient is φ = 6512765220.

The previous prime is 13025530429. The next prime is 13025530447. The reversal of 13025530444 is 44403552031.

It is not an unprimeable number, because it can be changed into a prime (13025530447) 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 as a sum of consecutive naturals, namely, 1628191302 + ... + 1628191309.

Almost surely, 2^13025530444 is an apocalyptic number.

It is an amenable number.

13025530444 is a deficient number, since it is larger than the sum of its proper divisors (9769147840).

13025530444 is a wasteful number, since it uses less digits than its factorization.

13025530444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3256382615 (or 3256382613 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

The spelling of 13025530444 in words is "thirteen billion, twenty-five million, five hundred thirty thousand, four hundred forty-four".