8082558257778 has 24 divisors (see below), whose sum is σ = 17512266230316. Its totient is φ = 2694177367200.

The previous prime is 8082558257743. The next prime is 8082558257827. The reversal of 8082558257778 is 8777528552808.

It can be written as a sum of positive squares in 2 ways, for example, as 8082552338289 + 5919489 = 2842983^2 + 2433^2 .

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, 7519648 + ... + 8527028.

Almost surely, 2^{8082558257778} is an apocalyptic number.

8082558257778 is an abundant number, since it is smaller than the sum of its proper divisors (9429707972538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8082558257778 is a wasteful number, since it uses less digits than its factorization.

8082558257778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1453130 (or 1453127 counting only the distinct ones).

The product of its (nonzero) digits is 702464000, while the sum is 72.

The spelling of 8082558257778 in words is "eight trillion, eighty-two billion, five hundred fifty-eight million, two hundred fifty-seven thousand, seven hundred seventy-eight".