11888888836 has 48 divisors (see below), whose sum is σ = 23497971840. Its totient is φ = 5213617920.

The previous prime is 11888888831. The next prime is 11888888839. The reversal of 11888888836 is 63888888811.

It is not an unprimeable number, because it can be changed into a prime (11888888831) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2111521 + ... + 2117143.

It is an arithmetic number, because the mean of its divisors is an integer number (489541080).

Almost surely, 2^11888888836 is an apocalyptic number.

It is an amenable number.

11888888836 is a deficient number, since it is larger than the sum of its proper divisors (11609083004).

11888888836 is a wasteful number, since it uses less digits than its factorization.

11888888836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7324 (or 7322 counting only the distinct ones).

The product of its digits is 37748736, while the sum is 67.

The spelling of 11888888836 in words is "eleven billion, eight hundred eighty-eight million, eight hundred eighty-eight thousand, eight hundred thirty-six".