493121364896 has 24 divisors (see below), whose sum is σ = 970849153764. Its totient is φ = 246556500480.

The previous prime is 493121364881. The next prime is 493121364959. The reversal of 493121364896 is 698463121394.

It can be written as a sum of positive squares in 2 ways, for example, as 492293076496 + 828288400 = 701636^2 + 28780^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2788886 + ... + 2960426.

Almost surely, 2^493121364896 is an apocalyptic number.

It is an amenable number.

493121364896 is a deficient number, since it is larger than the sum of its proper divisors (477727788868).

493121364896 is a wasteful number, since it uses less digits than its factorization.

493121364896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261384 (or 261376 counting only the distinct ones).

The product of its digits is 6718464, while the sum is 56.

The spelling of 493121364896 in words is "four hundred ninety-three billion, one hundred twenty-one million, three hundred sixty-four thousand, eight hundred ninety-six".