82447909005 has 256 divisors, whose sum is σ = 177387356160. Its totient is φ = 31701196800.

The previous prime is 82447908941. The next prime is 82447909073. The reversal of 82447909005 is 50090974428.

It is not a de Polignac number, because 82447909005 - 2⁶ = 82447908941 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 87990897 + ... + 87991833.

It is an arithmetic number, because the mean of its divisors is an integer number (692919360).

Almost surely, 2^82447909005 is an apocalyptic number.

It is an amenable number.

82447909005 is an abundant number, since it is smaller than the sum of its proper divisors (94939447155).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82447909005 is a wasteful number, since it uses less digits than its factorization.

82447909005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100.

The product of its (nonzero) digits is 725760, while the sum is 48.

The spelling of 82447909005 in words is "eighty-two billion, four hundred forty-seven million, nine hundred nine thousand, five".