82547881486 has 8 divisors (see below), whose sum is σ = 141510654000. Its totient is φ = 35377663488.

The previous prime is 82547881391. The next prime is 82547881561. The reversal of 82547881486 is 68418874528.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2948138611 + ... + 2948138638.

It is an arithmetic number, because the mean of its divisors is an integer number (17688831750).

Almost surely, 2^82547881486 is an apocalyptic number.

82547881486 is a deficient number, since it is larger than the sum of its proper divisors (58962772514).

82547881486 is a wasteful number, since it uses less digits than its factorization.

82547881486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5896277258.

The product of its digits is 27525120, while the sum is 61.

The spelling of 82547881486 in words is "eighty-two billion, five hundred forty-seven million, eight hundred eighty-one thousand, four hundred eighty-six".