82578875852 has 24 divisors (see below), whose sum is σ = 158157522432. Its totient is φ = 37415152400.

The previous prime is 82578875783. The next prime is 82578875879. The reversal of 82578875852 is 25857887528.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3003668 + ... + 3031035.

It is an arithmetic number, because the mean of its divisors is an integer number (6589896768).

Almost surely, 2^82578875852 is an apocalyptic number.

It is an amenable number.

82578875852 is a deficient number, since it is larger than the sum of its proper divisors (75578646580).

82578875852 is a wasteful number, since it uses less digits than its factorization.

82578875852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6035029 (or 6035027 counting only the distinct ones).

The product of its digits is 100352000, while the sum is 65.

The spelling of 82578875852 in words is "eighty-two billion, five hundred seventy-eight million, eight hundred seventy-five thousand, eight hundred fifty-two".