11866962886 has 16 divisors (see below), whose sum is σ = 18849519360. Its totient is φ = 5587530120.

The previous prime is 11866962881. The next prime is 11866962889. The reversal of 11866962886 is 68826966811.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11866962881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 928650 + ... + 941341.

It is an arithmetic number, because the mean of its divisors is an integer number (1178094960).

Almost surely, 2^11866962886 is an apocalyptic number.

11866962886 is a deficient number, since it is larger than the sum of its proper divisors (6982556474).

11866962886 is a wasteful number, since it uses less digits than its factorization.

11866962886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1870179.

The product of its digits is 11943936, while the sum is 61.

The spelling of 11866962886 in words is "eleven billion, eight hundred sixty-six million, nine hundred sixty-two thousand, eight hundred eighty-six".