83445711049 has 2 divisors, whose sum is σ = 83445711050. Its totient is φ = 83445711048.

The previous prime is 83445711023. The next prime is 83445711073. The reversal of 83445711049 is 94011754438.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81430329600 + 2015381449 = 285360^2 + 44893^2 .

It is a cyclic number.

It is not a de Polignac number, because 83445711049 - 2¹⁷ = 83445579977 is a prime.

It is not a weakly prime, because it can be changed into another prime (83445711449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41722855524 + 41722855525.

It is an arithmetic number, because the mean of its divisors is an integer number (41722855525).

Almost surely, 2^83445711049 is an apocalyptic number.

It is an amenable number.

83445711049 is a deficient number, since it is larger than the sum of its proper divisors (1).

83445711049 is an equidigital number, since it uses as much as digits as its factorization.

83445711049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 83445711049 in words is "eighty-three billion, four hundred forty-five million, seven hundred eleven thousand, forty-nine".