82544120556 has 48 divisors (see below), whose sum is σ = 193170681984. Its totient is φ = 27433696896.

The previous prime is 82544120531. The next prime is 82544120563. The reversal of 82544120556 is 65502144528.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8347191 + ... + 8357073.

It is an arithmetic number, because the mean of its divisors is an integer number (4024389208).

Almost surely, 2^82544120556 is an apocalyptic number.

It is an amenable number.

82544120556 is an abundant number, since it is smaller than the sum of its proper divisors (110626561428).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82544120556 is a wasteful number, since it uses less digits than its factorization.

82544120556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11870 (or 11868 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 42.

The spelling of 82544120556 in words is "eighty-two billion, five hundred forty-four million, one hundred twenty thousand, five hundred fifty-six".