13340432002 has 4 divisors (see below), whose sum is σ = 20010648006. Its totient is φ = 6670216000.

The previous prime is 13340431999. The next prime is 13340432011. The reversal of 13340432002 is 20023404331.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 13091707561 + 248724441 = 114419^2 + 15771^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3335107999 + ... + 3335108002.

Almost surely, 2^13340432002 is an apocalyptic number.

13340432002 is a deficient number, since it is larger than the sum of its proper divisors (6670216004).

13340432002 is an equidigital number, since it uses as much as digits as its factorization.

13340432002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6670216003.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 13340432002 its reverse (20023404331), we get a palindrome (33363836333).

The spelling of 13340432002 in words is "thirteen billion, three hundred forty million, four hundred thirty-two thousand, two".