494725141849 has 2 divisors, whose sum is σ = 494725141850. Its totient is φ = 494725141848.

The previous prime is 494725141787. The next prime is 494725141891. The reversal of 494725141849 is 948141527494.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 387431553600 + 107293588249 = 622440^2 + 327557^2 .

It is a cyclic number.

It is not a de Polignac number, because 494725141849 - 2²³ = 494716753241 is a prime.

It is a super-2 number, since 2×494725141849² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 494725141793 and 494725141802.

It is not a weakly prime, because it can be changed into another prime (494725141349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247362570924 + 247362570925.

It is an arithmetic number, because the mean of its divisors is an integer number (247362570925).

Almost surely, 2^494725141849 is an apocalyptic number.

It is an amenable number.

494725141849 is a deficient number, since it is larger than the sum of its proper divisors (1).

494725141849 is an equidigital number, since it uses as much as digits as its factorization.

494725141849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11612160, while the sum is 58.

The spelling of 494725141849 in words is "four hundred ninety-four billion, seven hundred twenty-five million, one hundred forty-one thousand, eight hundred forty-nine".