82665624627679 has 2 divisors, whose sum is σ = 82665624627680. Its totient is φ = 82665624627678.

The previous prime is 82665624627643. The next prime is 82665624627689. The reversal of 82665624627679 is 97672642656628.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82665624627679 - 2⁹ = 82665624627167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82665624627689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41332812313839 + 41332812313840.

It is an arithmetic number, because the mean of its divisors is an integer number (41332812313840).

Almost surely, 2^{82665624627679} is an apocalyptic number.

82665624627679 is a deficient number, since it is larger than the sum of its proper divisors (1).

82665624627679 is an equidigital number, since it uses as much as digits as its factorization.

82665624627679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4389396480, while the sum is 76.

The spelling of 82665624627679 in words is "eighty-two trillion, six hundred sixty-five billion, six hundred twenty-four million, six hundred twenty-seven thousand, six hundred seventy-nine".