490442696659 has 8 divisors (see below), whose sum is σ = 494373847040. Its totient is φ = 486512630856.

The previous prime is 490442696651. The next prime is 490442696663. The reversal of 490442696659 is 956696244094.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 490442696659 - 2³ = 490442696651 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 490442696659.

It is not an unprimeable number, because it can be changed into a prime (490442696651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 649342 + ... + 1184284.

It is an arithmetic number, because the mean of its divisors is an integer number (61796730880).

Almost surely, 2^490442696659 is an apocalyptic number.

490442696659 is a deficient number, since it is larger than the sum of its proper divisors (3931150381).

490442696659 is a wasteful number, since it uses less digits than its factorization.

490442696659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542289.

The product of its (nonzero) digits is 100776960, while the sum is 64.

The spelling of 490442696659 in words is "four hundred ninety billion, four hundred forty-two million, six hundred ninety-six thousand, six hundred fifty-nine".