1186868561822 has 8 divisors (see below), whose sum is σ = 1780627909896. Its totient is φ = 593325925192.

The previous prime is 1186868561783. The next prime is 1186868561831. The reversal of 1186868561822 is 2281658686811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 54164168 + ... + 54186075.

It is an arithmetic number, because the mean of its divisors is an integer number (222578488737).

Almost surely, 2^{1186868561822} is an apocalyptic number.

1186868561822 is a deficient number, since it is larger than the sum of its proper divisors (593759348074).

1186868561822 is a wasteful number, since it uses less digits than its factorization.

1186868561822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108355722.

The product of its digits is 17694720, while the sum is 62.

The spelling of 1186868561822 in words is "one trillion, one hundred eighty-six billion, eight hundred sixty-eight million, five hundred sixty-one thousand, eight hundred twenty-two".