2546865825 has 24 divisors (see below), whose sum is σ = 4812364608. Its totient is φ = 1164281280.

The previous prime is 2546865823. The next prime is 2546865833. The reversal of 2546865825 is 5285686452.

2546865825 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2546865825 - 2¹ = 2546865823 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2546865823) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2425062 + ... + 2426111.

It is an arithmetic number, because the mean of its divisors is an integer number (200515192).

Almost surely, 2^2546865825 is an apocalyptic number.

2546865825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2546865825 is a deficient number, since it is larger than the sum of its proper divisors (2265498783).

2546865825 is a wasteful number, since it uses less digits than its factorization.

2546865825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4851193 (or 4851188 counting only the distinct ones).

The product of its digits is 4608000, while the sum is 51.

The square root of 2546865825 is about 50466.4821936303. The cubic root of 2546865825 is about 1365.6372529346.

The spelling of 2546865825 in words is "two billion, five hundred forty-six million, eight hundred sixty-five thousand, eight hundred twenty-five".