425830076549 has 2 divisors, whose sum is σ = 425830076550. Its totient is φ = 425830076548.

The previous prime is 425830076537. The next prime is 425830076557. The reversal of 425830076549 is 945670038524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 230969631649 + 194860444900 = 480593^2 + 441430^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-425830076549 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 425830076549.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425830006549) 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, 212915038274 + 212915038275.

It is an arithmetic number, because the mean of its divisors is an integer number (212915038275).

Almost surely, 2^425830076549 is an apocalyptic number.

It is an amenable number.

425830076549 is a deficient number, since it is larger than the sum of its proper divisors (1).

425830076549 is an equidigital number, since it uses as much as digits as its factorization.

425830076549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7257600, while the sum is 53.

The spelling of 425830076549 in words is "four hundred twenty-five billion, eight hundred thirty million, seventy-six thousand, five hundred forty-nine".