13413304442 has 4 divisors (see below), whose sum is σ = 20119956666. Its totient is φ = 6706652220.

The previous prime is 13413304441. The next prime is 13413304477. The reversal of 13413304442 is 24440331431.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24440331431 = 61 ⋅400661171.

It can be written as a sum of positive squares in only one way, i.e., 7088124481 + 6325179961 = 84191^2 + 79531^2 .

It is not an unprimeable number, because it can be changed into a prime (13413304441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3353326109 + ... + 3353326112.

Almost surely, 2^13413304442 is an apocalyptic number.

13413304442 is a deficient number, since it is larger than the sum of its proper divisors (6706652224).

13413304442 is an equidigital number, since it uses as much as digits as its factorization.

13413304442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6706652223.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 13413304442 its reverse (24440331431), we get a palindrome (37853635873).

The spelling of 13413304442 in words is "thirteen billion, four hundred thirteen million, three hundred four thousand, four hundred forty-two".