494146986019 has 2 divisors, whose sum is σ = 494146986020. Its totient is φ = 494146986018.

The previous prime is 494146985993. The next prime is 494146986079. The reversal of 494146986019 is 910689641494.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 494146986019 - 2⁵ = 494146985987 is a prime.

It is a super-2 number, since 2×494146986019² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (494146986079) 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, 247073493009 + 247073493010.

It is an arithmetic number, because the mean of its divisors is an integer number (247073493010).

Almost surely, 2^494146986019 is an apocalyptic number.

494146986019 is a deficient number, since it is larger than the sum of its proper divisors (1).

494146986019 is an equidigital number, since it uses as much as digits as its factorization.

494146986019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13436928, while the sum is 61.

The spelling of 494146986019 in words is "four hundred ninety-four billion, one hundred forty-six million, nine hundred eighty-six thousand, nineteen".