494496643375 has 64 divisors (see below), whose sum is σ = 766363852800. Its totient is φ = 310874112000.

The previous prime is 494496643373. The next prime is 494496643379. The reversal of 494496643375 is 573346694494.

It is not a de Polignac number, because 494496643375 - 2¹ = 494496643373 is a prime.

It is a congruent number.

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

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 35631 + ... + 995119.

It is an arithmetic number, because the mean of its divisors is an integer number (11974435200).

Almost surely, 2^494496643375 is an apocalyptic number.

494496643375 is a deficient number, since it is larger than the sum of its proper divisors (271867209425).

494496643375 is a wasteful number, since it uses less digits than its factorization.

494496643375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959561 (or 959551 counting only the distinct ones).

The product of its digits is 235146240, while the sum is 64.

The spelling of 494496643375 in words is "four hundred ninety-four billion, four hundred ninety-six million, six hundred forty-three thousand, three hundred seventy-five".