82317447620852 has 12 divisors (see below), whose sum is σ = 144851420262276. Its totient is φ = 40931327545920.

The previous prime is 82317447620831. The next prime is 82317447620879. The reversal of 82317447620852 is 25802674471328.

It can be written as a sum of positive squares in 2 ways, for example, as 881334174436 + 81436113446416 = 938794^2 + 9024196^2 .

It is a junction number, because it is equal to n+sod(n) for n = 82317447620791 and 82317447620800.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56849065313 + ... + 56849066760.

It is an arithmetic number, because the mean of its divisors is an integer number (12070951688523).

Almost surely, 2^{82317447620852} is an apocalyptic number.

It is an amenable number.

82317447620852 is a deficient number, since it is larger than the sum of its proper divisors (62533972641424).

82317447620852 is a wasteful number, since it uses less digits than its factorization.

82317447620852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113698132258 (or 113698132256 counting only the distinct ones).

The product of its (nonzero) digits is 36126720, while the sum is 59.

The spelling of 82317447620852 in words is "eighty-two trillion, three hundred seventeen billion, four hundred forty-seven million, six hundred twenty thousand, eight hundred fifty-two".