11672256866 has 16 divisors (see below), whose sum is σ = 17617367040. Its totient is φ = 5799895920.

The previous prime is 11672256851. The next prime is 11672256887. The reversal of 11672256866 is 66865227611.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227231 + ... + 273821.

It is an arithmetic number, because the mean of its divisors is an integer number (1101085440).

Almost surely, 2^11672256866 is an apocalyptic number.

11672256866 is a deficient number, since it is larger than the sum of its proper divisors (5945110174).

11672256866 is a wasteful number, since it uses less digits than its factorization.

11672256866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47369.

The product of its digits is 1451520, while the sum is 50.

The spelling of 11672256866 in words is "eleven billion, six hundred seventy-two million, two hundred fifty-six thousand, eight hundred sixty-six".