490297718516 has 12 divisors (see below), whose sum is σ = 885699104640. Its totient is φ = 237240831480.

The previous prime is 490297718513. The next prime is 490297718531. The reversal of 490297718516 is 615817792094.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (490297718513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1977006806 + ... + 1977007053.

It is an arithmetic number, because the mean of its divisors is an integer number (73808258720).

Almost surely, 2^490297718516 is an apocalyptic number.

It is an amenable number.

490297718516 is a deficient number, since it is larger than the sum of its proper divisors (395401386124).

490297718516 is a wasteful number, since it uses less digits than its factorization.

490297718516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3954013894 (or 3954013892 counting only the distinct ones).

The product of its (nonzero) digits is 7620480, while the sum is 59.

The spelling of 490297718516 in words is "four hundred ninety billion, two hundred ninety-seven million, seven hundred eighteen thousand, five hundred sixteen".