82681907332 has 24 divisors (see below), whose sum is σ = 145112228352. Its totient is φ = 41221382400.

The previous prime is 82681907263. The next prime is 82681907369. The reversal of 82681907332 is 23370918628.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3212788 + ... + 3238420.

It is an arithmetic number, because the mean of its divisors is an integer number (6046342848).

Almost surely, 2^82681907332 is an apocalyptic number.

It is an amenable number.

82681907332 is a deficient number, since it is larger than the sum of its proper divisors (62430321020).

82681907332 is a wasteful number, since it uses less digits than its factorization.

82681907332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27939 (or 27937 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 49.

The spelling of 82681907332 in words is "eighty-two billion, six hundred eighty-one million, nine hundred seven thousand, three hundred thirty-two".