2560020325 has 24 divisors (see below), whose sum is σ = 3258050400. Its totient is φ = 1994708160.

The previous prime is 2560020317. The next prime is 2560020391. The reversal of 2560020325 is 5230200652.

It is not a de Polignac number, because 2560020325 - 2³ = 2560020317 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 2560020325.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 152814 + ... + 168736.

It is an arithmetic number, because the mean of its divisors is an integer number (135752100).

Almost surely, 2^2560020325 is an apocalyptic number.

2560020325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2560020325 is a deficient number, since it is larger than the sum of its proper divisors (698030075).

2560020325 is a wasteful number, since it uses less digits than its factorization.

2560020325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16101 (or 16096 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 2560020325 is about 50596.6434163374. The cubic root of 2560020325 is about 1367.9843776715.

Adding to 2560020325 its reverse (5230200652), we get a palindrome (7790220977).

The spelling of 2560020325 in words is "two billion, five hundred sixty million, twenty thousand, three hundred twenty-five".