494499072049 has 2 divisors, whose sum is σ = 494499072050. Its totient is φ = 494499072048.

The previous prime is 494499072013. The next prime is 494499072113. The reversal of 494499072049 is 940270994494.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 494253993024 + 245079025 = 703032^2 + 15655^2 .

It is a cyclic number.

It is not a de Polignac number, because 494499072049 - 2²⁵ = 494465517617 is a prime.

It is not a weakly prime, because it can be changed into another prime (494499972049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247249536024 + 247249536025.

It is an arithmetic number, because the mean of its divisors is an integer number (247249536025).

Almost surely, 2^494499072049 is an apocalyptic number.

It is an amenable number.

494499072049 is a deficient number, since it is larger than the sum of its proper divisors (1).

494499072049 is an equidigital number, since it uses as much as digits as its factorization.

494499072049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23514624, while the sum is 61.

The spelling of 494499072049 in words is "four hundred ninety-four billion, four hundred ninety-nine million, seventy-two thousand, forty-nine".