11141211636 has 48 divisors (see below), whose sum is σ = 29665298880. Its totient is φ = 3613364640.

The previous prime is 11141211623. The next prime is 11141211671. The reversal of 11141211636 is 63611214111.

11141211636 is a `hidden beast` number, since 1 + 1 + 1 + 4 + 1 + 21 + 1 + 636 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1390050 + ... + 1398041.

It is an arithmetic number, because the mean of its divisors is an integer number (618027060).

Almost surely, 2^11141211636 is an apocalyptic number.

It is an amenable number.

11141211636 is an abundant number, since it is smaller than the sum of its proper divisors (18524087244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11141211636 is a wasteful number, since it uses less digits than its factorization.

11141211636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2788141 (or 2788133 counting only the distinct ones).

The product of its digits is 864, while the sum is 27.

Adding to 11141211636 its reverse (63611214111), we get a palindrome (74752425747).

The spelling of 11141211636 in words is "eleven billion, one hundred forty-one million, two hundred eleven thousand, six hundred thirty-six".