11663032717 has 16 divisors (see below), whose sum is σ = 14232176640. Its totient is φ = 9339854832.

The previous prime is 11663032697. The next prime is 11663032721. The reversal of 11663032717 is 71723036611.

It is a de Polignac number, because none of the positive numbers 2^k-11663032717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11663032417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 835417 + ... + 849262.

It is an arithmetic number, because the mean of its divisors is an integer number (889511040).

Almost surely, 2^11663032717 is an apocalyptic number.

It is an amenable number.

11663032717 is a deficient number, since it is larger than the sum of its proper divisors (2569143923).

11663032717 is a wasteful number, since it uses less digits than its factorization.

11663032717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1684752.

The product of its (nonzero) digits is 31752, while the sum is 37.

The spelling of 11663032717 in words is "eleven billion, six hundred sixty-three million, thirty-two thousand, seven hundred seventeen".