11186874836 has 12 divisors (see below), whose sum is σ = 19577828340. Its totient is φ = 5593209600.

The previous prime is 11186874833. The next prime is 11186874841. The reversal of 11186874836 is 63847868111.

It can be written as a sum of positive squares in 2 ways, for example, as 7740480400 + 3446394436 = 87980^2 + 58706^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11186874833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104186 + ... + 182286.

It is an arithmetic number, because the mean of its divisors is an integer number (1631485695).

Almost surely, 2^11186874836 is an apocalyptic number.

It is an amenable number.

11186874836 is a deficient number, since it is larger than the sum of its proper divisors (8390953504).

11186874836 is a wasteful number, since it uses less digits than its factorization.

11186874836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113914 (or 113912 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 53.

The spelling of 11186874836 in words is "eleven billion, one hundred eighty-six million, eight hundred seventy-four thousand, eight hundred thirty-six".