494775918736 has 80 divisors (see below), whose sum is σ = 1137219713280. Its totient is φ = 205948016640.

The previous prime is 494775918731. The next prime is 494775918743. The reversal of 494775918736 is 637819577494.

It is a super-2 number, since 2×494775918736² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (494775918731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2123976 + ... + 2345383.

It is an arithmetic number, because the mean of its divisors is an integer number (14215246416).

Almost surely, 2^494775918736 is an apocalyptic number.

It is an amenable number.

494775918736 is an abundant number, since it is smaller than the sum of its proper divisors (642443794544).

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

494775918736 is a wasteful number, since it uses less digits than its factorization.

494775918736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4469432 (or 4469426 counting only the distinct ones).

The product of its digits is 320060160, while the sum is 70.

The spelling of 494775918736 in words is "four hundred ninety-four billion, seven hundred seventy-five million, nine hundred eighteen thousand, seven hundred thirty-six".