82520553503 has 2 divisors, whose sum is σ = 82520553504. Its totient is φ = 82520553502.

The previous prime is 82520553463. The next prime is 82520553601. The reversal of 82520553503 is 30535502528.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 82520553503 - 2⁶ = 82520553439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82520550503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41260276751 + 41260276752.

It is an arithmetic number, because the mean of its divisors is an integer number (41260276752).

Almost surely, 2^82520553503 is an apocalyptic number.

82520553503 is a deficient number, since it is larger than the sum of its proper divisors (1).

82520553503 is an equidigital number, since it uses as much as digits as its factorization.

82520553503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180000, while the sum is 38.

The spelling of 82520553503 in words is "eighty-two billion, five hundred twenty million, five hundred fifty-three thousand, five hundred three".