492258316991 has 16 divisors (see below), whose sum is σ = 575692685568. Its totient is φ = 412102857600.

The previous prime is 492258316961. The next prime is 492258316997. The reversal of 492258316991 is 199613852294.

It is a de Polignac number, because none of the positive numbers 2^k-492258316991 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 492258316991.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (492258316997) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 11947496 + ... + 11988626.

It is an arithmetic number, because the mean of its divisors is an integer number (35980792848).

Almost surely, 2^492258316991 is an apocalyptic number.

492258316991 is a deficient number, since it is larger than the sum of its proper divisors (83434368577).

492258316991 is a wasteful number, since it uses less digits than its factorization.

492258316991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80942.

The product of its digits is 8398080, while the sum is 59.

The spelling of 492258316991 in words is "four hundred ninety-two billion, two hundred fifty-eight million, three hundred sixteen thousand, nine hundred ninety-one".