491096344695 has 32 divisors (see below), whose sum is σ = 858378746880. Its totient is φ = 237776096640.

The previous prime is 491096344667. The next prime is 491096344723. The reversal of 491096344695 is 596443690194.

It is an interprime number because it is at equal distance from previous prime (491096344667) and next prime (491096344723).

It is not a de Polignac number, because 491096344695 - 2²⁰ = 491095296119 is a prime.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 1951144 + ... + 2188413.

It is an arithmetic number, because the mean of its divisors is an integer number (26824335840).

Almost surely, 2^491096344695 is an apocalyptic number.

491096344695 is a deficient number, since it is larger than the sum of its proper divisors (367282402185).

491096344695 is a wasteful number, since it uses less digits than its factorization.

491096344695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4140295.

The product of its (nonzero) digits is 25194240, while the sum is 60.

The spelling of 491096344695 in words is "four hundred ninety-one billion, ninety-six million, three hundred forty-four thousand, six hundred ninety-five".