13004403320242 has 12 divisors (see below), whose sum is σ = 20202441070266. Its totient is φ = 6277987808960.

The previous prime is 13004403320239. The next prime is 13004403320273. The reversal of 13004403320242 is 24202330440031.

It can be written as a sum of positive squares in 3 ways, for example, as 12798642195361 + 205761124881 = 3577519^2 + 453609^2 .

It is a super-2 number, since 2×13004403320242² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13004403320242.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3865754359 + ... + 3865757722.

Almost surely, 2^{13004403320242} is an apocalyptic number.

13004403320242 is a deficient number, since it is larger than the sum of its proper divisors (7198037750024).

13004403320242 is an equidigital number, since it uses as much as digits as its factorization.

13004403320242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7731512141 (or 7731512112 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 13004403320242 its reverse (24202330440031), we get a palindrome (37206733760273).

The spelling of 13004403320242 in words is "thirteen trillion, four billion, four hundred three million, three hundred twenty thousand, two hundred forty-two".