11275836663 has 32 divisors (see below), whose sum is σ = 18613504000. Its totient is φ = 5947669728.

The previous prime is 11275836661. The next prime is 11275836673. The reversal of 11275836663 is 36663857211.

It is not a de Polignac number, because 11275836663 - 2¹ = 11275836661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11275836661) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 76063 + ... + 168336.

It is an arithmetic number, because the mean of its divisors is an integer number (581672000).

Almost surely, 2^11275836663 is an apocalyptic number.

11275836663 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11275836663 is a deficient number, since it is larger than the sum of its proper divisors (7337667337).

11275836663 is an equidigital number, since it uses as much as digits as its factorization.

11275836663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244448 (or 244422 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 48.

The spelling of 11275836663 in words is "eleven billion, two hundred seventy-five million, eight hundred thirty-six thousand, six hundred sixty-three".