2585166376 has 16 divisors (see below), whose sum is σ = 5220047700. Its totient is φ = 1193153664.

The previous prime is 2585166371. The next prime is 2585166377. The reversal of 2585166376 is 6736615852.

It can be written as a sum of positive squares in 2 ways, for example, as 1900088100 + 685078276 = 43590^2 + 26174^2 .

It is not an unprimeable number, because it can be changed into a prime (2585166371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12428581 + ... + 12428788.

Almost surely, 2^2585166376 is an apocalyptic number.

2585166376 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2585166376 is an abundant number, since it is smaller than the sum of its proper divisors (2634881324).

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

2585166376 is a wasteful number, since it uses less digits than its factorization.

2585166376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24857388 (or 24857384 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 49.

The square root of 2585166376 is about 50844.5314266933. The cubic root of 2585166376 is about 1372.4488454872.

The spelling of 2585166376 in words is "two billion, five hundred eighty-five million, one hundred sixty-six thousand, three hundred seventy-six".