82424884939 has 2 divisors, whose sum is σ = 82424884940. Its totient is φ = 82424884938.

The previous prime is 82424884771. The next prime is 82424884951. The reversal of 82424884939 is 93948842428.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82424884939 - 2²⁵ = 82391330507 is a prime.

It is not a weakly prime, because it can be changed into another prime (82484884939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41212442469 + 41212442470.

It is an arithmetic number, because the mean of its divisors is an integer number (41212442470).

Almost surely, 2^82424884939 is an apocalyptic number.

82424884939 is a deficient number, since it is larger than the sum of its proper divisors (1).

82424884939 is an equidigital number, since it uses as much as digits as its factorization.

82424884939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31850496, while the sum is 61.

The spelling of 82424884939 in words is "eighty-two billion, four hundred twenty-four million, eight hundred eighty-four thousand, nine hundred thirty-nine".