490626667776 has 144 divisors (see below), whose sum is σ = 1510303947264. Its totient is φ = 138490017792.

The previous prime is 490626667717. The next prime is 490626667841. The reversal of 490626667776 is 677766626094.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103566 + ... + 995981.

It is an arithmetic number, because the mean of its divisors is an integer number (10488221856).

Almost surely, 2^490626667776 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 490626667776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (755151973632).

490626667776 is an abundant number, since it is smaller than the sum of its proper divisors (1019677279488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

490626667776 is a wasteful number, since it uses less digits than its factorization.

490626667776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1099656 (or 1099642 counting only the distinct ones).

The product of its (nonzero) digits is 192036096, while the sum is 66.

The spelling of 490626667776 in words is "four hundred ninety billion, six hundred twenty-six million, six hundred sixty-seven thousand, seven hundred seventy-six".