82481385527 has 4 divisors (see below), whose sum is σ = 82485389496. Its totient is φ = 82477381560.

The previous prime is 82481385523. The next prime is 82481385529. The reversal of 82481385527 is 72558318428.

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

It is a cyclic number.

It is not a de Polignac number, because 82481385527 - 2² = 82481385523 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82481385523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1970924 + ... + 2012337.

It is an arithmetic number, because the mean of its divisors is an integer number (20621347374).

Almost surely, 2^82481385527 is an apocalyptic number.

82481385527 is a deficient number, since it is larger than the sum of its proper divisors (4003969).

82481385527 is a wasteful number, since it uses less digits than its factorization.

82481385527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4003968.

The product of its digits is 4300800, while the sum is 53.

The spelling of 82481385527 in words is "eighty-two billion, four hundred eighty-one million, three hundred eighty-five thousand, five hundred twenty-seven".