2582416866 has 16 divisors (see below), whose sum is σ = 5171793984. Its totient is φ = 859645584.

The previous prime is 2582416849. The next prime is 2582416867. The reversal of 2582416866 is 6686142852.

It is not an unprimeable number, because it can be changed into a prime (2582416867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 285181 + ... + 294096.

It is an arithmetic number, because the mean of its divisors is an integer number (323237124).

Almost surely, 2^2582416866 is an apocalyptic number.

2582416866 is an abundant number, since it is smaller than the sum of its proper divisors (2589377118).

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

2582416866 is a wasteful number, since it uses less digits than its factorization.

2582416866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580025.

The product of its digits is 1105920, while the sum is 48.

The square root of 2582416866 is about 50817.4858291907. The cubic root of 2582416866 is about 1371.9621069328.

The spelling of 2582416866 in words is "two billion, five hundred eighty-two million, four hundred sixteen thousand, eight hundred sixty-six".