494190862013 has 2 divisors, whose sum is σ = 494190862014. Its totient is φ = 494190862012.

The previous prime is 494190862007. The next prime is 494190862021. The reversal of 494190862013 is 310268091494.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 437711913604 + 56478948409 = 661598^2 + 237653^2 .

It is a cyclic number.

It is not a de Polignac number, because 494190862013 - 2¹² = 494190857917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (494190862063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247095431006 + 247095431007.

It is an arithmetic number, because the mean of its divisors is an integer number (247095431007).

Almost surely, 2^494190862013 is an apocalyptic number.

It is an amenable number.

494190862013 is a deficient number, since it is larger than the sum of its proper divisors (1).

494190862013 is an equidigital number, since it uses as much as digits as its factorization.

494190862013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373248, while the sum is 47.

The spelling of 494190862013 in words is "four hundred ninety-four billion, one hundred ninety million, eight hundred sixty-two thousand, thirteen".