82571120848 has 10 divisors (see below), whose sum is σ = 159981546674. Its totient is φ = 41285560416.

The previous prime is 82571120809. The next prime is 82571120861. The reversal of 82571120848 is 84802117528.

It can be written as a sum of positive squares in only one way, i.e., 80571957904 + 1999162944 = 283852^2 + 44712^2 .

It is a junction number, because it is equal to n+sod(n) for n = 82571120798 and 82571120807.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2580347511 + ... + 2580347542.

Almost surely, 2^82571120848 is an apocalyptic number.

It is an amenable number.

82571120848 is a deficient number, since it is larger than the sum of its proper divisors (77410425826).

82571120848 is a wasteful number, since it uses less digits than its factorization.

82571120848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5160695061 (or 5160695055 counting only the distinct ones).

The product of its (nonzero) digits is 286720, while the sum is 46.

The spelling of 82571120848 in words is "eighty-two billion, five hundred seventy-one million, one hundred twenty thousand, eight hundred forty-eight".