13445335504 has 10 divisors (see below), whose sum is σ = 26050337570. Its totient is φ = 6722667744.

The previous prime is 13445335447. The next prime is 13445335549. The reversal of 13445335504 is 40553354431.

It can be written as a sum of positive squares in only one way, i.e., 8491991104 + 4953344400 = 92152^2 + 70380^2 .

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, 420166719 + ... + 420166750.

It is an arithmetic number, because the mean of its divisors is an integer number (2605033757).

Almost surely, 2^13445335504 is an apocalyptic number.

It is an amenable number.

13445335504 is a deficient number, since it is larger than the sum of its proper divisors (12605002066).

13445335504 is an equidigital number, since it uses as much as digits as its factorization.

13445335504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840333477 (or 840333471 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 37.

Adding to 13445335504 its reverse (40553354431), we get a palindrome (53998689935).

The spelling of 13445335504 in words is "thirteen billion, four hundred forty-five million, three hundred thirty-five thousand, five hundred four".