13640641035303 has 8 divisors (see below), whose sum is σ = 18978283179648. Its totient is φ = 8698379790584.

The previous prime is 13640641035293. The next prime is 13640641035319. The reversal of 13640641035303 is 30353014604631.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13640641035303 - 2³³ = 13632051100711 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13640641035383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98845224825 + ... + 98845224962.

It is an arithmetic number, because the mean of its divisors is an integer number (2372285397456).

Almost surely, 2^{13640641035303} is an apocalyptic number.

13640641035303 is a deficient number, since it is larger than the sum of its proper divisors (5337642144345).

13640641035303 is a wasteful number, since it uses less digits than its factorization.

13640641035303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197690449813.

The product of its (nonzero) digits is 233280, while the sum is 39.

Adding to 13640641035303 its reverse (30353014604631), we get a palindrome (43993655639934).

The spelling of 13640641035303 in words is "thirteen trillion, six hundred forty billion, six hundred forty-one million, thirty-five thousand, three hundred three".