860091231117886 has 4 divisors (see below), whose sum is σ = 1290136846676832. Its totient is φ = 430045615558942.

The previous prime is 860091231117869. The next prime is 860091231117913. The reversal of 860091231117886 is 688711132190068.

860091231117886 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215022807779470 + ... + 215022807779473.

It is an arithmetic number, because the mean of its divisors is an integer number (322534211669208).

Almost surely, 2^{860091231117886} is an apocalyptic number.

860091231117886 is a deficient number, since it is larger than the sum of its proper divisors (430045615558946).

860091231117886 is a wasteful number, since it uses less digits than its factorization.

860091231117886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430045615558945.

The product of its (nonzero) digits is 6967296, while the sum is 61.

The spelling of 860091231117886 in words is "eight hundred sixty trillion, ninety-one billion, two hundred thirty-one million, one hundred seventeen thousand, eight hundred eighty-six".