13044430440334 has 4 divisors (see below), whose sum is σ = 19566645660504. Its totient is φ = 6522215220166.

The previous prime is 13044430440323. The next prime is 13044430440343. The reversal of 13044430440334 is 43304403444031.

It is a happy number.

13044430440334 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 13044430440293 and 13044430440302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3261107610082 + ... + 3261107610085.

It is an arithmetic number, because the mean of its divisors is an integer number (4891661415126).

Almost surely, 2^{13044430440334} is an apocalyptic number.

13044430440334 is a deficient number, since it is larger than the sum of its proper divisors (6522215220170).

13044430440334 is an equidigital number, since it uses as much as digits as its factorization.

13044430440334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6522215220169.

The product of its (nonzero) digits is 331776, while the sum is 37.

Adding to 13044430440334 its reverse (43304403444031), we get a palindrome (56348833884365).

The spelling of 13044430440334 in words is "thirteen trillion, forty-four billion, four hundred thirty million, four hundred forty thousand, three hundred thirty-four".