83682825641 has 2 divisors, whose sum is σ = 83682825642. Its totient is φ = 83682825640.

The previous prime is 83682825619. The next prime is 83682825683. The reversal of 83682825641 is 14652828638.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51758070016 + 31924755625 = 227504^2 + 178675^2 .

It is a cyclic number.

It is not a de Polignac number, because 83682825641 - 2²⁶ = 83615716777 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 (83682825041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41841412820 + 41841412821.

It is an arithmetic number, because the mean of its divisors is an integer number (41841412821).

Almost surely, 2^83682825641 is an apocalyptic number.

It is an amenable number.

83682825641 is a deficient number, since it is larger than the sum of its proper divisors (1).

83682825641 is an equidigital number, since it uses as much as digits as its factorization.

83682825641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4423680, while the sum is 53.

The spelling of 83682825641 in words is "eighty-three billion, six hundred eighty-two million, eight hundred twenty-five thousand, six hundred forty-one".