490455066496 has 16 divisors (see below), whose sum is σ = 977078453040. Its totient is φ = 245227533184.

The previous prime is 490455066461. The next prime is 490455066523. The reversal of 490455066496 is 694660554094.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (16).

It is a self number, because there is not a number n which added to its sum of digits gives 490455066496.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 1915839976 + ... + 1915840231.

It is an arithmetic number, because the mean of its divisors is an integer number (61067403315).

Almost surely, 2^490455066496 is an apocalyptic number.

It is an amenable number.

490455066496 is a deficient number, since it is larger than the sum of its proper divisors (486623386544).

490455066496 is an equidigital number, since it uses as much as digits as its factorization.

490455066496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3831680221 (or 3831680209 counting only the distinct ones).

The product of its (nonzero) digits is 27993600, while the sum is 58.

The spelling of 490455066496 in words is "four hundred ninety billion, four hundred fifty-five million, sixty-six thousand, four hundred ninety-six".