2545443230 has 32 divisors (see below), whose sum is σ = 5072941440. Its totient is φ = 911797920.

The previous prime is 2545443227. The next prime is 2545443247. The reversal of 2545443230 is 323445452.

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 15 ways as a sum of consecutive naturals, for example, 165320 + ... + 180059.

It is an arithmetic number, because the mean of its divisors is an integer number (158529420).

Almost surely, 2^2545443230 is an apocalyptic number.

2545443230 is a deficient number, since it is larger than the sum of its proper divisors (2527498210).

2545443230 is a wasteful number, since it uses less digits than its factorization.

2545443230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345464.

The product of its (nonzero) digits is 57600, while the sum is 32.

The square root of 2545443230 is about 50452.3857711407. The cubic root of 2545443230 is about 1365.3829389801.

Adding to 2545443230 its reverse (323445452), we get a palindrome (2868888682).

The spelling of 2545443230 in words is "two billion, five hundred forty-five million, four hundred forty-three thousand, two hundred thirty".