13132403344 has 10 divisors (see below), whose sum is σ = 25444031510. Its totient is φ = 6566201664.

The previous prime is 13132403327. The next prime is 13132403353. The reversal of 13132403344 is 44330423131.

It can be written as a sum of positive squares in only one way, i.e., 12340543744 + 791859600 = 111088^2 + 28140^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 410387589 + ... + 410387620.

It is an arithmetic number, because the mean of its divisors is an integer number (2544403151).

Almost surely, 2^13132403344 is an apocalyptic number.

It is an amenable number.

13132403344 is a deficient number, since it is larger than the sum of its proper divisors (12311628166).

13132403344 is an equidigital number, since it uses as much as digits as its factorization.

13132403344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820775217 (or 820775211 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 13132403344 its reverse (44330423131), we get a palindrome (57462826475).

The spelling of 13132403344 in words is "thirteen billion, one hundred thirty-two million, four hundred three thousand, three hundred forty-four".