2605800876 has 48 divisors (see below), whose sum is σ = 6954474240. Its totient is φ = 743906880.

The previous prime is 2605800839. The next prime is 2605800877. The reversal of 2605800876 is 6780085062.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (2605800877) 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 15 ways as a sum of consecutive naturals, for example, 96430 + ... + 120458.

It is an arithmetic number, because the mean of its divisors is an integer number (144884880).

Almost surely, 2^2605800876 is an apocalyptic number.

It is an amenable number.

2605800876 is an abundant number, since it is smaller than the sum of its proper divisors (4348673364).

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

2605800876 is a wasteful number, since it uses less digits than its factorization.

2605800876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25334 (or 25332 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 42.

The square root of 2605800876 is about 51047.0457127540. The cubic root of 2605800876 is about 1376.0907490119.

The spelling of 2605800876 in words is "two billion, six hundred five million, eight hundred thousand, eight hundred seventy-six".