494001361616 has 160 divisors (see below), whose sum is σ = 1160821297920. Its totient is φ = 198941184000.

The previous prime is 494001361613. The next prime is 494001361639. The reversal of 494001361616 is 616163100494.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494001361613) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 274291916 + ... + 274293716.

It is an arithmetic number, because the mean of its divisors is an integer number (7255133112).

Almost surely, 2^494001361616 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 494001361616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (580410648960).

494001361616 is an abundant number, since it is smaller than the sum of its proper divisors (666819936304).

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

494001361616 is a wasteful number, since it uses less digits than its factorization.

494001361616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2813 (or 2807 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 41.

The spelling of 494001361616 in words is "four hundred ninety-four billion, one million, three hundred sixty-one thousand, six hundred sixteen".