491002000200194 has 16 divisors (see below), whose sum is σ = 841737926393088. Its totient is φ = 210424375716192.

The previous prime is 491002000200097. The next prime is 491002000200247.

491002000200194 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 491002000200194.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 420474539 + ... + 421640654.

It is an arithmetic number, because the mean of its divisors is an integer number (52608620399568).

Almost surely, 2^{491002000200194} is an apocalyptic number.

491002000200194 is a deficient number, since it is larger than the sum of its proper divisors (350735926192894).

491002000200194 is a wasteful number, since it uses less digits than its factorization.

491002000200194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842156849.

The product of its (nonzero) digits is 5184, while the sum is 32.

It can be divided in two parts, 491002000 and 200194, that added together give a palindrome (491202194).

The spelling of 491002000200194 in words is "four hundred ninety-one trillion, two billion, two hundred thousand, one hundred ninety-four".