13003440402 has 32 divisors (see below), whose sum is σ = 27146321280. Its totient is φ = 4144694400.

The previous prime is 13003440397. The next prime is 13003440481. The reversal of 13003440402 is 20404430031.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 473652 + ... + 500352.

It is an arithmetic number, because the mean of its divisors is an integer number (848322540).

Almost surely, 2^13003440402 is an apocalyptic number.

13003440402 is an abundant number, since it is smaller than the sum of its proper divisors (14142880878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13003440402 is a wasteful number, since it uses less digits than its factorization.

13003440402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30258.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 13003440402 its reverse (20404430031), we get a palindrome (33407870433).

The spelling of 13003440402 in words is "thirteen billion, three million, four hundred forty thousand, four hundred two".