83780311659041 has 2 divisors, whose sum is σ = 83780311659042. Its totient is φ = 83780311659040.

The previous prime is 83780311658999. The next prime is 83780311659053. The reversal of 83780311659041 is 14095611308738.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45551700640000 + 38228611019041 = 6749200^2 + 6182929^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83780311659041 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (83780311659841) 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, 41890155829520 + 41890155829521.

It is an arithmetic number, because the mean of its divisors is an integer number (41890155829521).

Almost surely, 2^{83780311659041} is an apocalyptic number.

It is an amenable number.

83780311659041 is a deficient number, since it is larger than the sum of its proper divisors (1).

83780311659041 is an equidigital number, since it uses as much as digits as its factorization.

83780311659041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4354560, while the sum is 56.

The spelling of 83780311659041 in words is "eighty-three trillion, seven hundred eighty billion, three hundred eleven million, six hundred fifty-nine thousand, forty-one".