11266684237 has 12 divisors (see below), whose sum is σ = 12043322460. Its totient is φ = 10527242880.

The previous prime is 11266684199. The next prime is 11266684241. The reversal of 11266684237 is 73248666211.

It can be written as a sum of positive squares in 2 ways, for example, as 3134432196 + 8132252041 = 55986^2 + 90179^2 .

It is a de Polignac number, because none of the positive numbers 2^k-11266684237 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 (11267684237) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 174268 + ... + 230005.

It is an arithmetic number, because the mean of its divisors is an integer number (1003610205).

Almost surely, 2^11266684237 is an apocalyptic number.

It is an amenable number.

11266684237 is a deficient number, since it is larger than the sum of its proper divisors (776638223).

11266684237 is an equidigital number, since it uses as much as digits as its factorization.

11266684237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404364 (or 404333 counting only the distinct ones).

The product of its digits is 580608, while the sum is 46.

The spelling of 11266684237 in words is "eleven billion, two hundred sixty-six million, six hundred eighty-four thousand, two hundred thirty-seven".