494810249472013 has 2 divisors, whose sum is σ = 494810249472014. Its totient is φ = 494810249472012.

The previous prime is 494810249471999. The next prime is 494810249472073. The reversal of 494810249472013 is 310274942018494.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 310953653318884 + 183856596153129 = 17633878^2 + 13559373^2 .

It is a cyclic number.

It is not a de Polignac number, because 494810249472013 - 2²⁹ = 494809712601101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (494810249472073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247405124736006 + 247405124736007.

It is an arithmetic number, because the mean of its divisors is an integer number (247405124736007).

Almost surely, 2^{494810249472013} is an apocalyptic number.

It is an amenable number.

494810249472013 is a deficient number, since it is larger than the sum of its proper divisors (1).

494810249472013 is an equidigital number, since it uses as much as digits as its factorization.

494810249472013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13934592, while the sum is 58.

The spelling of 494810249472013 in words is "four hundred ninety-four trillion, eight hundred ten billion, two hundred forty-nine million, four hundred seventy-two thousand, thirteen".