82523999773 has 2 divisors, whose sum is σ = 82523999774. Its totient is φ = 82523999772.

The previous prime is 82523999737. The next prime is 82523999783. The reversal of 82523999773 is 37799932528.

Together with previous prime (82523999737) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80459024409 + 2064975364 = 283653^2 + 45442^2 .

It is a cyclic number.

It is not a de Polignac number, because 82523999773 - 2³³ = 73934065181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82523999783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41261999886 + 41261999887.

It is an arithmetic number, because the mean of its divisors is an integer number (41261999887).

Almost surely, 2^82523999773 is an apocalyptic number.

It is an amenable number.

82523999773 is a deficient number, since it is larger than the sum of its proper divisors (1).

82523999773 is an equidigital number, since it uses as much as digits as its factorization.

82523999773 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51438240, while the sum is 64.

The spelling of 82523999773 in words is "eighty-two billion, five hundred twenty-three million, nine hundred ninety-nine thousand, seven hundred seventy-three".