491288882194 has 16 divisors (see below), whose sum is σ = 803938486176. Its totient is φ = 223310010400.

The previous prime is 491288882179. The next prime is 491288882251.

491288882194 is nontrivially palindromic in base 10.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2352654 + ... + 2552950.

It is an arithmetic number, because the mean of its divisors is an integer number (50246155386).

Almost surely, 2^491288882194 is an apocalyptic number.

491288882194 is a deficient number, since it is larger than the sum of its proper divisors (312649603982).

491288882194 is a wasteful number, since it uses less digits than its factorization.

491288882194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311801.

The product of its digits is 21233664, while the sum is 64.

The spelling of 491288882194 in words is "four hundred ninety-one billion, two hundred eighty-eight million, eight hundred eighty-two thousand, one hundred ninety-four".