2385105866 has 32 divisors (see below), whose sum is σ = 4222084608. Its totient is φ = 996229440.

The previous prime is 2385105839. The next prime is 2385105871. The reversal of 2385105866 is 6685015832.

2385105866 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45080 + ... + 82476.

It is an arithmetic number, because the mean of its divisors is an integer number (131940144).

Almost surely, 2^2385105866 is an apocalyptic number.

2385105866 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2385105866 is a deficient number, since it is larger than the sum of its proper divisors (1836978742).

2385105866 is a wasteful number, since it uses less digits than its factorization.

2385105866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37646.

The product of its (nonzero) digits is 345600, while the sum is 44.

The square root of 2385105866 is about 48837.5456590521. The cubic root of 2385105866 is about 1336.0905332204.

The spelling of 2385105866 in words is "two billion, three hundred eighty-five million, one hundred five thousand, eight hundred sixty-six".