490346808568 has 32 divisors (see below), whose sum is σ = 924874317360. Its totient is φ = 243714147840.

The previous prime is 490346808559. The next prime is 490346808569. The reversal of 490346808568 is 865808643094.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (490346808569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8942371 + ... + 8997037.

Almost surely, 2^490346808568 is an apocalyptic number.

It is an amenable number.

490346808568 is a deficient number, since it is larger than the sum of its proper divisors (434527508792).

490346808568 is a wasteful number, since it uses less digits than its factorization.

490346808568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61327 (or 61323 counting only the distinct ones).

The product of its (nonzero) digits is 39813120, while the sum is 61.

The spelling of 490346808568 in words is "four hundred ninety billion, three hundred forty-six million, eight hundred eight thousand, five hundred sixty-eight".