82520350057252 has 12 divisors (see below), whose sum is σ = 144471365924620. Its totient is φ = 41242816935936.

The previous prime is 82520350057231. The next prime is 82520350057261. The reversal of 82520350057252 is 25275005302528.

It can be written as a sum of positive squares in 2 ways, for example, as 59034850695396 + 23485499361856 = 7683414^2 + 4846184^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4339512477 + ... + 4339531492.

Almost surely, 2^{82520350057252} is an apocalyptic number.

It is an amenable number.

82520350057252 is a deficient number, since it is larger than the sum of its proper divisors (61951015867368).

82520350057252 is a wasteful number, since it uses less digits than its factorization.

82520350057252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8679046350 (or 8679046348 counting only the distinct ones).

The product of its (nonzero) digits is 1680000, while the sum is 46.

The spelling of 82520350057252 in words is "eighty-two trillion, five hundred twenty billion, three hundred fifty million, fifty-seven thousand, two hundred fifty-two".