2576540225 has 12 divisors (see below), whose sum is σ = 3651325824. Its totient is φ = 1766770320.

The previous prime is 2576540203. The next prime is 2576540227. The reversal of 2576540225 is 5220456752.

It is a happy number.

It is not a de Polignac number, because 2576540225 - 2¹² = 2576536129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2576540227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7361369 + ... + 7361718.

It is an arithmetic number, because the mean of its divisors is an integer number (304277152).

Almost surely, 2^2576540225 is an apocalyptic number.

2576540225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2576540225 is a deficient number, since it is larger than the sum of its proper divisors (1074785599).

2576540225 is a wasteful number, since it uses less digits than its factorization.

2576540225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14723104 (or 14723099 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 38.

The square root of 2576540225 is about 50759.6318446066. The cubic root of 2576540225 is about 1370.9206210272.

Adding to 2576540225 its reverse (5220456752), we get a palindrome (7796996977).

The spelling of 2576540225 in words is "two billion, five hundred seventy-six million, five hundred forty thousand, two hundred twenty-five".