490348786563 has 54 divisors (see below), whose sum is σ = 761207108844. Its totient is φ = 315423043488.

The previous prime is 490348786561. The next prime is 490348786567. The reversal of 490348786563 is 365687843094.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

490348786563 is a `hidden beast` number, since 4 + 90 + 3 + 487 + 8 + 6 + 5 + 63 = 666.

It is not a de Polignac number, because 490348786563 - 2¹ = 490348786561 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 490348786563.

It is not an unprimeable number, because it can be changed into a prime (490348786561) by changing a digit.

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 in 53 ways as a sum of consecutive naturals, for example, 316557513 + ... + 316559061.

Almost surely, 2^490348786563 is an apocalyptic number.

490348786563 is a deficient number, since it is larger than the sum of its proper divisors (270858322281).

490348786563 is an frugal number, since it uses more digits than its factorization.

490348786563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3171 (or 1581 counting only the distinct ones).

The product of its (nonzero) digits is 104509440, while the sum is 63.

The spelling of 490348786563 in words is "four hundred ninety billion, three hundred forty-eight million, seven hundred eighty-six thousand, five hundred sixty-three".