494207519727 has 16 divisors (see below), whose sum is σ = 662740185600. Its totient is φ = 327575695392.

The previous prime is 494207519723. The next prime is 494207519749. The reversal of 494207519727 is 727915702494.

It is not a de Polignac number, because 494207519727 - 2² = 494207519723 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494207519723) 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 15 ways as a sum of consecutive naturals, for example, 513313 + ... + 1118885.

It is an arithmetic number, because the mean of its divisors is an integer number (41421261600).

Almost surely, 2^494207519727 is an apocalyptic number.

494207519727 is a deficient number, since it is larger than the sum of its proper divisors (168532665873).

494207519727 is a wasteful number, since it uses less digits than its factorization.

494207519727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607142.

The product of its (nonzero) digits is 8890560, while the sum is 57.

The spelling of 494207519727 in words is "four hundred ninety-four billion, two hundred seven million, five hundred nineteen thousand, seven hundred twenty-seven".