494615242388 has 24 divisors (see below), whose sum is σ = 889004401992. Its totient is φ = 240614492544.

The previous prime is 494615242379. The next prime is 494615242399. The reversal of 494615242388 is 883242516494.

It can be written as a sum of positive squares in 4 ways, for example, as 118426833424 + 376188408964 = 344132^2 + 613342^2 .

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, 5472170 + ... + 5561822.

It is an arithmetic number, because the mean of its divisors is an integer number (37041850083).

Almost surely, 2^494615242388 is an apocalyptic number.

It is an amenable number.

494615242388 is a deficient number, since it is larger than the sum of its proper divisors (394389159604).

494615242388 is a wasteful number, since it uses less digits than its factorization.

494615242388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126971 (or 126969 counting only the distinct ones).

The product of its digits is 13271040, while the sum is 56.

The spelling of 494615242388 in words is "four hundred ninety-four billion, six hundred fifteen million, two hundred forty-two thousand, three hundred eighty-eight".