82000339505725 has 12 divisors (see below), whose sum is σ = 101799067946004. Its totient is φ = 65523725179520.

The previous prime is 82000339505677. The next prime is 82000339505801. The reversal of 82000339505725 is 52750593300028.

It can be written as a sum of positive squares in 6 ways, for example, as 74344020921 + 81925995484804 = 272661^2 + 9051298^2 .

It is not a de Polignac number, because 82000339505725 - 2²⁵ = 82000305951293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1913638774 + ... + 1913681623.

It is an arithmetic number, because the mean of its divisors is an integer number (8483255662167).

Almost surely, 2^{82000339505725} is an apocalyptic number.

It is an amenable number.

82000339505725 is a deficient number, since it is larger than the sum of its proper divisors (19798728440279).

82000339505725 is a wasteful number, since it uses less digits than its factorization.

82000339505725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3827321264 (or 3827321259 counting only the distinct ones).

The product of its (nonzero) digits is 2268000, while the sum is 49.

The spelling of 82000339505725 in words is "eighty-two trillion, three hundred thirty-nine million, five hundred five thousand, seven hundred twenty-five".