11663354425 has 12 divisors (see below), whose sum is σ = 14467962880. Its totient is φ = 9327197520.

The previous prime is 11663354411. The next prime is 11663354447. The reversal of 11663354425 is 52445336611.

11663354425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-11663354425 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17817 + ... + 153766.

Almost surely, 2^11663354425 is an apocalyptic number.

It is an amenable number.

11663354425 is a deficient number, since it is larger than the sum of its proper divisors (2804608455).

11663354425 is a wasteful number, since it uses less digits than its factorization.

11663354425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174312 (or 174307 counting only the distinct ones).

The product of its digits is 259200, while the sum is 40.

The spelling of 11663354425 in words is "eleven billion, six hundred sixty-three million, three hundred fifty-four thousand, four hundred twenty-five".