11217586886 has 32 divisors (see below), whose sum is σ = 18546315552. Its totient is φ = 5046312960.

The previous prime is 11217586883. The next prime is 11217586937. The reversal of 11217586886 is 68868571211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11217586883) 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, 881360 + ... + 893996.

It is an arithmetic number, because the mean of its divisors is an integer number (579572361).

Almost surely, 2^11217586886 is an apocalyptic number.

11217586886 is a deficient number, since it is larger than the sum of its proper divisors (7328728666).

11217586886 is a wasteful number, since it uses less digits than its factorization.

11217586886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13064.

The product of its digits is 1290240, while the sum is 53.

The spelling of 11217586886 in words is "eleven billion, two hundred seventeen million, five hundred eighty-six thousand, eight hundred eighty-six".