491236141632194 has 32 divisors (see below), whose sum is σ = 844613188392960. Its totient is φ = 209906920830672.

The previous prime is 491236141632151. The next prime is 491236141632251.

491236141632194 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19005224 + ... + 36656115.

It is an arithmetic number, because the mean of its divisors is an integer number (26394162137280).

Almost surely, 2^{491236141632194} is an apocalyptic number.

491236141632194 is a deficient number, since it is larger than the sum of its proper divisors (353377046760766).

491236141632194 is a wasteful number, since it uses less digits than its factorization.

491236141632194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55663214.

The product of its digits is 6718464, while the sum is 56.

The spelling of 491236141632194 in words is "four hundred ninety-one trillion, two hundred thirty-six billion, one hundred forty-one million, six hundred thirty-two thousand, one hundred ninety-four".