83333337377 has 2 divisors, whose sum is σ = 83333337378. Its totient is φ = 83333337376.

The previous prime is 83333337361. The next prime is 83333337383. The reversal of 83333337377 is 77373333338.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42594355456 + 40738981921 = 206384^2 + 201839^2 .

It is a cyclic number.

It is not a de Polignac number, because 83333337377 - 2⁴ = 83333337361 is a prime.

It is not a weakly prime, because it can be changed into another prime (83333337977) 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, 41666668688 + 41666668689.

It is an arithmetic number, because the mean of its divisors is an integer number (41666668689).

Almost surely, 2^83333337377 is an apocalyptic number.

It is an amenable number.

83333337377 is a deficient number, since it is larger than the sum of its proper divisors (1).

83333337377 is an equidigital number, since it uses as much as digits as its factorization.

83333337377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6001128, while the sum is 50.

The spelling of 83333337377 in words is "eighty-three billion, three hundred thirty-three million, three hundred thirty-seven thousand, three hundred seventy-seven".