82879488427 has 2 divisors, whose sum is σ = 82879488428. Its totient is φ = 82879488426.

The previous prime is 82879488379. The next prime is 82879488457. The reversal of 82879488427 is 72488497828.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82879488427 - 2¹⁹ = 82878964139 is a prime.

It is not a weakly prime, because it can be changed into another prime (82879488457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41439744213 + 41439744214.

It is an arithmetic number, because the mean of its divisors is an integer number (41439744214).

Almost surely, 2^82879488427 is an apocalyptic number.

82879488427 is a deficient number, since it is larger than the sum of its proper divisors (1).

82879488427 is an equidigital number, since it uses as much as digits as its factorization.

82879488427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 115605504, while the sum is 67.

The spelling of 82879488427 in words is "eighty-two billion, eight hundred seventy-nine million, four hundred eighty-eight thousand, four hundred twenty-seven".