83077775093 has 2 divisors, whose sum is σ = 83077775094. Its totient is φ = 83077775092.

The previous prime is 83077775051. The next prime is 83077775141. The reversal of 83077775093 is 39057777038.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51448219684 + 31629555409 = 226822^2 + 177847^2 .

It is a cyclic number.

It is not a de Polignac number, because 83077775093 - 2¹⁰ = 83077774069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83077775003) 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, 41538887546 + 41538887547.

It is an arithmetic number, because the mean of its divisors is an integer number (41538887547).

Almost surely, 2^83077775093 is an apocalyptic number.

It is an amenable number.

83077775093 is a deficient number, since it is larger than the sum of its proper divisors (1).

83077775093 is an equidigital number, since it uses as much as digits as its factorization.

83077775093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7779240, while the sum is 56.

The spelling of 83077775093 in words is "eighty-three billion, seventy-seven million, seven hundred seventy-five thousand, ninety-three".