494496643376 has 20 divisors (see below), whose sum is σ = 971581435344. Its totient is φ = 243765950400.

The previous prime is 494496643373. The next prime is 494496643379. The reversal of 494496643376 is 673346694494.

It is an interprime number because it is at equal distance from previous prime (494496643373) and next prime (494496643379).

It is not an unprimeable number, because it can be changed into a prime (494496643373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217647035 + ... + 217649306.

Almost surely, 2^494496643376 is an apocalyptic number.

It is an amenable number.

494496643376 is a deficient number, since it is larger than the sum of its proper divisors (477084791968).

494496643376 is a wasteful number, since it uses less digits than its factorization.

494496643376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435296420 (or 435296414 counting only the distinct ones).

The product of its digits is 282175488, while the sum is 65.

The spelling of 494496643376 in words is "four hundred ninety-four billion, four hundred ninety-six million, six hundred forty-three thousand, three hundred seventy-six".