2545500543 has 8 divisors (see below), whose sum is σ = 3451526400. Its totient is φ = 1668237528.

The previous prime is 2545500493. The next prime is 2545500569. The reversal of 2545500543 is 3450055452.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2545500543 - 2⁹ = 2545500031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2545500743) 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 7 ways as a sum of consecutive naturals, for example, 7190503 + ... + 7190856.

It is an arithmetic number, because the mean of its divisors is an integer number (431440800).

Almost surely, 2^2545500543 is an apocalyptic number.

2545500543 is a deficient number, since it is larger than the sum of its proper divisors (906025857).

2545500543 is a wasteful number, since it uses less digits than its factorization.

2545500543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14381421.

The product of its (nonzero) digits is 60000, while the sum is 33.

The square root of 2545500543 is about 50452.9537589228. The cubic root of 2545500543 is about 1365.3931865216.

Adding to 2545500543 its reverse (3450055452), we get a palindrome (5995555995).

The spelling of 2545500543 in words is "two billion, five hundred forty-five million, five hundred thousand, five hundred forty-three".