494486838590 has 16 divisors (see below), whose sum is σ = 890096407200. Its totient is φ = 197790269280.

The previous prime is 494486838589. The next prime is 494486838607. The reversal of 494486838590 is 95838684494.

It is a self number, because there is not a number n which added to its sum of digits gives 494486838590.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73181 + ... + 997160.

It is an arithmetic number, because the mean of its divisors is an integer number (55631025450).

Almost surely, 2^494486838590 is an apocalyptic number.

494486838590 is a deficient number, since it is larger than the sum of its proper divisors (395609568610).

494486838590 is a wasteful number, since it uses less digits than its factorization.

494486838590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1116547.

The product of its (nonzero) digits is 238878720, while the sum is 68.

The spelling of 494486838590 in words is "four hundred ninety-four billion, four hundred eighty-six million, eight hundred thirty-eight thousand, five hundred ninety".