82443287839005 has 24 divisors (see below), whose sum is σ = 144914398911360. Its totient is φ = 43350461209440.

The previous prime is 82443287838979. The next prime is 82443287839013. The reversal of 82443287839005 is 50093878234428.

82443287839005 is a `hidden beast` number, since 8 + 2 + 443 + 28 + 7 + 83 + 90 + 0 + 5 = 666.

82443287839005 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 82443287839005 - 2⁵ = 82443287838973 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12901919785 + ... + 12901926174.

It is an arithmetic number, because the mean of its divisors is an integer number (6038099954640).

Almost surely, 2^{82443287839005} is an apocalyptic number.

It is an amenable number.

82443287839005 is a deficient number, since it is larger than the sum of its proper divisors (62471111072355).

82443287839005 is a wasteful number, since it uses less digits than its factorization.

82443287839005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25803846041 (or 25803846038 counting only the distinct ones).

The product of its (nonzero) digits is 92897280, while the sum is 63.

The spelling of 82443287839005 in words is "eighty-two trillion, four hundred forty-three billion, two hundred eighty-seven million, eight hundred thirty-nine thousand, five".