494555078659 has 2 divisors, whose sum is σ = 494555078660. Its totient is φ = 494555078658.

The previous prime is 494555078653. The next prime is 494555078707. The reversal of 494555078659 is 956870555494.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 494555078659 - 2⁷ = 494555078531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 494555078594 and 494555078603.

It is not a weakly prime, because it can be changed into another prime (494555078653) 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 as a sum of consecutive naturals, namely, 247277539329 + 247277539330.

It is an arithmetic number, because the mean of its divisors is an integer number (247277539330).

Almost surely, 2^494555078659 is an apocalyptic number.

494555078659 is a deficient number, since it is larger than the sum of its proper divisors (1).

494555078659 is an equidigital number, since it uses as much as digits as its factorization.

494555078659 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 272160000, while the sum is 67.

The spelling of 494555078659 in words is "four hundred ninety-four billion, five hundred fifty-five million, seventy-eight thousand, six hundred fifty-nine".