82481385499 has 2 divisors, whose sum is σ = 82481385500. Its totient is φ = 82481385498.

The previous prime is 82481385479. The next prime is 82481385523. The reversal of 82481385499 is 99458318428.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 82481385499 - 2¹¹ = 82481383451 is a prime.

It is not a weakly prime, because it can be changed into another prime (82481385419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41240692749 + 41240692750.

It is an arithmetic number, because the mean of its divisors is an integer number (41240692750).

Almost surely, 2^82481385499 is an apocalyptic number.

82481385499 is a deficient number, since it is larger than the sum of its proper divisors (1).

82481385499 is an equidigital number, since it uses as much as digits as its factorization.

82481385499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19906560, while the sum is 61.

The spelling of 82481385499 in words is "eighty-two billion, four hundred eighty-one million, three hundred eighty-five thousand, four hundred ninety-nine".