418992886791 has 18 divisors (see below), whose sum is σ = 626800970120. Its totient is φ = 269696565936.

The previous prime is 418992886691. The next prime is 418992886801. The reversal of 418992886791 is 197688299814.

It is not a de Polignac number, because 418992886791 - 2¹⁴ = 418992870407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (418992886691) 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 17 ways as a sum of consecutive naturals, for example, 27670651 + ... + 27685788.

Almost surely, 2^418992886791 is an apocalyptic number.

418992886791 is a deficient number, since it is larger than the sum of its proper divisors (207808083329).

418992886791 is a wasteful number, since it uses less digits than its factorization.

418992886791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55356503 (or 55356471 counting only the distinct ones).

The product of its digits is 125411328, while the sum is 72.

The spelling of 418992886791 in words is "four hundred eighteen billion, nine hundred ninety-two million, eight hundred eighty-six thousand, seven hundred ninety-one".