5718186866 has 8 divisors (see below), whose sum is σ = 9802606080. Its totient is φ = 2450651508.

The previous prime is 5718186833. The next prime is 5718186869. The reversal of 5718186866 is 6686818175.

It is a happy number.

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

It is a super-2 number, since 2×5718186866² = 65395322068989803912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5718186869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204220946 + ... + 204220973.

It is an arithmetic number, because the mean of its divisors is an integer number (1225325760).

Almost surely, 2^5718186866 is an apocalyptic number.

5718186866 is a deficient number, since it is larger than the sum of its proper divisors (4084419214).

5718186866 is a wasteful number, since it uses less digits than its factorization.

5718186866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408441928.

The product of its digits is 3870720, while the sum is 56.

The square root of 5718186866 is about 75618.6938924496. The cubic root of 5718186866 is about 1788.2138238627.

The spelling of 5718186866 in words is "five billion, seven hundred eighteen million, one hundred eighty-six thousand, eight hundred sixty-six".