490297856344 has 16 divisors (see below), whose sum is σ = 919335564000. Its totient is φ = 245141705952.

The previous prime is 490297856329. The next prime is 490297856417. The reversal of 490297856344 is 443658792094.

It is a happy number.

It is a super-2 number, since 2×490297856344² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 608619 + ... + 1162330.

It is an arithmetic number, because the mean of its divisors is an integer number (57458472750).

Almost surely, 2^490297856344 is an apocalyptic number.

It is an amenable number.

490297856344 is a deficient number, since it is larger than the sum of its proper divisors (429037707656).

490297856344 is a wasteful number, since it uses less digits than its factorization.

490297856344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1805562 (or 1805558 counting only the distinct ones).

The product of its (nonzero) digits is 52254720, while the sum is 61.

The spelling of 490297856344 in words is "four hundred ninety billion, two hundred ninety-seven million, eight hundred fifty-six thousand, three hundred forty-four".