108067891894 has 4 divisors (see below), whose sum is σ = 162101837844. Its totient is φ = 54033945946.

The previous prime is 108067891861. The next prime is 108067891901. The reversal of 108067891894 is 498198760801.

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, 27016972972 + ... + 27016972975.

It is an arithmetic number, because the mean of its divisors is an integer number (40525459461).

Almost surely, 2^108067891894 is an apocalyptic number.

108067891894 is a deficient number, since it is larger than the sum of its proper divisors (54033945950).

108067891894 is an equidigital number, since it uses as much as digits as its factorization.

108067891894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54033945949.

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

The spelling of 108067891894 in words is "one hundred eight billion, sixty-seven million, eight hundred ninety-one thousand, eight hundred ninety-four".