82847565897 has 8 divisors (see below), whose sum is σ = 113032338144. Its totient is φ = 53947252128.

The previous prime is 82847565883. The next prime is 82847565929. The reversal of 82847565897 is 79856574828.

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

It is not a de Polignac number, because 82847565897 - 2⁶ = 82847565833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82847567897) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 321114468 + ... + 321114725.

It is an arithmetic number, because the mean of its divisors is an integer number (14129042268).

Almost surely, 2^82847565897 is an apocalyptic number.

It is an amenable number.

82847565897 is a deficient number, since it is larger than the sum of its proper divisors (30184772247).

82847565897 is a wasteful number, since it uses less digits than its factorization.

82847565897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642229239.

The product of its digits is 270950400, while the sum is 69.

The spelling of 82847565897 in words is "eighty-two billion, eight hundred forty-seven million, five hundred sixty-five thousand, eight hundred ninety-seven".