82941884813 has 2 divisors, whose sum is σ = 82941884814. Its totient is φ = 82941884812.

The previous prime is 82941884777. The next prime is 82941884827. The reversal of 82941884813 is 31848814928.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47472565924 + 35469318889 = 217882^2 + 188333^2 .

It is a cyclic number.

It is not a de Polignac number, because 82941884813 - 2¹⁸ = 82941622669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82941883813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41470942406 + 41470942407.

It is an arithmetic number, because the mean of its divisors is an integer number (41470942407).

Almost surely, 2^82941884813 is an apocalyptic number.

It is an amenable number.

82941884813 is a deficient number, since it is larger than the sum of its proper divisors (1).

82941884813 is an equidigital number, since it uses as much as digits as its factorization.

82941884813 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3538944, while the sum is 56.

The spelling of 82941884813 in words is "eighty-two billion, nine hundred forty-one million, eight hundred eighty-four thousand, eight hundred thirteen".