82864867733 has 2 divisors, whose sum is σ = 82864867734. Its totient is φ = 82864867732.

The previous prime is 82864867717. The next prime is 82864867741. The reversal of 82864867733 is 33776846828.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74058546769 + 8806320964 = 272137^2 + 93842^2 .

It is a cyclic number.

It is not a de Polignac number, because 82864867733 - 2⁴ = 82864867717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82864867793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41432433866 + 41432433867.

It is an arithmetic number, because the mean of its divisors is an integer number (41432433867).

Almost surely, 2^82864867733 is an apocalyptic number.

It is an amenable number.

82864867733 is a deficient number, since it is larger than the sum of its proper divisors (1).

82864867733 is an equidigital number, since it uses as much as digits as its factorization.

82864867733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 65028096, while the sum is 62.

The spelling of 82864867733 in words is "eighty-two billion, eight hundred sixty-four million, eight hundred sixty-seven thousand, seven hundred thirty-three".