494320222208 has 60 divisors (see below), whose sum is σ = 989658716475. Its totient is φ = 246905569280.

The previous prime is 494320222171. The next prime is 494320222211. The reversal of 494320222208 is 802222023494.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 247160111104 + 247160111104 = 497152^2 + 497152^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=497152.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 509083163 + ... + 509084133.

Almost surely, 2^494320222208 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 494320222208

494320222208 is an abundant number, since it is smaller than the sum of its proper divisors (495338494267).

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

494320222208 is an frugal number, since it uses more digits than its factorization.

494320222208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1980 (or 973 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 38.

The spelling of 494320222208 in words is "four hundred ninety-four billion, three hundred twenty million, two hundred twenty-two thousand, two hundred eight".