2543624825 has 12 divisors (see below), whose sum is σ = 3604680000. Its totient is φ = 1744199760.

The previous prime is 2543624821. The next prime is 2543624833. The reversal of 2543624825 is 5284263452.

It is a happy number.

It is not a de Polignac number, because 2543624825 - 2² = 2543624821 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2543624821) 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 11 ways as a sum of consecutive naturals, for example, 7267325 + ... + 7267674.

It is an arithmetic number, because the mean of its divisors is an integer number (300390000).

Almost surely, 2^2543624825 is an apocalyptic number.

2543624825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2543624825 is a deficient number, since it is larger than the sum of its proper divisors (1061055175).

2543624825 is a wasteful number, since it uses less digits than its factorization.

2543624825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14535016 (or 14535011 counting only the distinct ones).

The product of its digits is 460800, while the sum is 41.

The square root of 2543624825 is about 50434.3615504350. The cubic root of 2543624825 is about 1365.0577290008.

The spelling of 2543624825 in words is "two billion, five hundred forty-three million, six hundred twenty-four thousand, eight hundred twenty-five".