2545545325 has 24 divisors (see below), whose sum is σ = 3269210400. Its totient is φ = 1963872960.

The previous prime is 2545545323. The next prime is 2545545329. The reversal of 2545545325 is 5235455452.

It is not a de Polignac number, because 2545545325 - 2¹ = 2545545323 is a prime.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2545545323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 841666 + ... + 844684.

It is an arithmetic number, because the mean of its divisors is an integer number (136217100).

Almost surely, 2^2545545325 is an apocalyptic number.

2545545325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2545545325 is a deficient number, since it is larger than the sum of its proper divisors (723665075).

2545545325 is a wasteful number, since it uses less digits than its factorization.

2545545325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4221 (or 4216 counting only the distinct ones).

The product of its digits is 600000, while the sum is 40.

The square root of 2545545325 is about 50453.3975565571. The cubic root of 2545545325 is about 1365.4011934182.

The spelling of 2545545325 in words is "two billion, five hundred forty-five million, five hundred forty-five thousand, three hundred twenty-five".