2599725606325 has 24 divisors (see below), whose sum is σ = 3310937388032. Its totient is φ = 2023477485120.

The previous prime is 2599725606299. The next prime is 2599725606341. The reversal of 2599725606325 is 5236065279952.

It is a happy number.

It is not a de Polignac number, because 2599725606325 - 2⁷ = 2599725606197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25708012 + ... + 25808938.

Almost surely, 2^{2599725606325} is an apocalyptic number.

2599725606325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2599725606325 is a deficient number, since it is larger than the sum of its proper divisors (711211781707).

2599725606325 is a wasteful number, since it uses less digits than its factorization.

2599725606325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128821 (or 128816 counting only the distinct ones).

The product of its (nonzero) digits is 61236000, while the sum is 61.

The spelling of 2599725606325 in words is "two trillion, five hundred ninety-nine billion, seven hundred twenty-five million, six hundred six thousand, three hundred twenty-five".