11630442663 has 24 divisors (see below), whose sum is σ = 19861514400. Its totient is φ = 6416794944.

The previous prime is 11630442661. The next prime is 11630442671. The reversal of 11630442663 is 36624403611.

11630442663 is a `hidden beast` number, since 11 + 630 + 4 + 4 + 2 + 6 + 6 + 3 = 666.

It is not a de Polignac number, because 11630442663 - 2¹ = 11630442661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11630442661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3181108 + ... + 3184761.

It is an arithmetic number, because the mean of its divisors is an integer number (827563100).

Almost surely, 2^11630442663 is an apocalyptic number.

11630442663 is a deficient number, since it is larger than the sum of its proper divisors (8231071737).

11630442663 is a wasteful number, since it uses less digits than its factorization.

11630442663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6365911 (or 6365908 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The spelling of 11630442663 in words is "eleven billion, six hundred thirty million, four hundred forty-two thousand, six hundred sixty-three".