82580050055 has 4 divisors (see below), whose sum is σ = 99096060072. Its totient is φ = 66064040040.

The previous prime is 82580050043. The next prime is 82580050061. The reversal of 82580050055 is 55005008528.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 82580050055 - 2¹² = 82580045959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8258005001 + ... + 8258005010.

It is an arithmetic number, because the mean of its divisors is an integer number (24774015018).

Almost surely, 2^82580050055 is an apocalyptic number.

82580050055 is a deficient number, since it is larger than the sum of its proper divisors (16516010017).

82580050055 is a wasteful number, since it uses less digits than its factorization.

82580050055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16516010016.

The product of its (nonzero) digits is 80000, while the sum is 38.

The spelling of 82580050055 in words is "eighty-two billion, five hundred eighty million, fifty thousand, fifty-five".