82537663538 has 8 divisors (see below), whose sum is σ = 135061631280. Its totient is φ = 37517119780.

The previous prime is 82537663487. The next prime is 82537663553. The reversal of 82537663538 is 83536673528.

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

It is a Curzon 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, 1875855968 + ... + 1875856011.

It is an arithmetic number, because the mean of its divisors is an integer number (16882703910).

Almost surely, 2^82537663538 is an apocalyptic number.

82537663538 is a deficient number, since it is larger than the sum of its proper divisors (52523967742).

82537663538 is a wasteful number, since it uses less digits than its factorization.

82537663538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3751711992.

The product of its digits is 21772800, while the sum is 56.

The spelling of 82537663538 in words is "eighty-two billion, five hundred thirty-seven million, six hundred sixty-three thousand, five hundred thirty-eight".