494171694850 has 12 divisors (see below), whose sum is σ = 919159352514. Its totient is φ = 197668677920.

The previous prime is 494171694833. The next prime is 494171694889. The reversal of 494171694850 is 58496171494.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 377820438241 + 116351256609 = 614671^2 + 341103^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4941716899 + ... + 4941716998.

Almost surely, 2^494171694850 is an apocalyptic number.

494171694850 is a deficient number, since it is larger than the sum of its proper divisors (424987657664).

494171694850 is a wasteful number, since it uses less digits than its factorization.

494171694850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9883433909 (or 9883433904 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 58.

The spelling of 494171694850 in words is "four hundred ninety-four billion, one hundred seventy-one million, six hundred ninety-four thousand, eight hundred fifty".