82580557555025 has 24 divisors (see below), whose sum is σ = 110296088649120. Its totient is φ = 61131849690240.

The previous prime is 82580557555007. The next prime is 82580557555073. The reversal of 82580557555025 is 52055575508528.

It is not a de Polignac number, because 82580557555025 - 2²⁶ = 82580490446161 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2021535452 + ... + 2021576301.

It is an arithmetic number, because the mean of its divisors is an integer number (4595670360380).

Almost surely, 2^{82580557555025} is an apocalyptic number.

It is an amenable number.

82580557555025 is a deficient number, since it is larger than the sum of its proper divisors (27715531094095).

82580557555025 is a wasteful number, since it uses less digits than its factorization.

82580557555025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4043111825 (or 4043111820 counting only the distinct ones).

The product of its (nonzero) digits is 140000000, while the sum is 62.

The spelling of 82580557555025 in words is "eighty-two trillion, five hundred eighty billion, five hundred fifty-seven million, five hundred fifty-five thousand, twenty-five".