82525057557555 has 32 divisors (see below), whose sum is σ = 136518869160000. Its totient is φ = 42536405463552.

The previous prime is 82525057557521. The next prime is 82525057557581. The reversal of 82525057557555 is 55575575052528.

It is not a de Polignac number, because 82525057557555 - 2⁶ = 82525057557491 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 498889780 + ... + 499055169.

It is an arithmetic number, because the mean of its divisors is an integer number (4266214661250).

Almost surely, 2^{82525057557555} is an apocalyptic number.

82525057557555 is a deficient number, since it is larger than the sum of its proper divisors (53993811602445).

82525057557555 is a wasteful number, since it uses less digits than its factorization.

82525057557555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997945143.

The product of its (nonzero) digits is 612500000, while the sum is 66.

The spelling of 82525057557555 in words is "eighty-two trillion, five hundred twenty-five billion, fifty-seven million, five hundred fifty-seven thousand, five hundred fifty-five".