13603306641 has 8 divisors (see below), whose sum is σ = 18145401504. Its totient is φ = 9065041440.

The previous prime is 13603306637. The next prime is 13603306657. The reversal of 13603306641 is 14660330631.

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

It is not a de Polignac number, because 13603306641 - 2² = 13603306637 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13603306681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 949116 + ... + 963341.

It is an arithmetic number, because the mean of its divisors is an integer number (2268175188).

Almost surely, 2^13603306641 is an apocalyptic number.

It is an amenable number.

13603306641 is a deficient number, since it is larger than the sum of its proper divisors (4542094863).

13603306641 is a wasteful number, since it uses less digits than its factorization.

13603306641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1914831.

The product of its (nonzero) digits is 23328, while the sum is 33.

The spelling of 13603306641 in words is "thirteen billion, six hundred three million, three hundred six thousand, six hundred forty-one".