2545043552 has 12 divisors (see below), whose sum is σ = 5010554556. Its totient is φ = 1272521760.

The previous prime is 2545043513. The next prime is 2545043563. The reversal of 2545043552 is 2553405452.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39766274 + ... + 39766337.

It is an arithmetic number, because the mean of its divisors is an integer number (417546213).

Almost surely, 2^2545043552 is an apocalyptic number.

It is an amenable number.

2545043552 is a deficient number, since it is larger than the sum of its proper divisors (2465511004).

2545043552 is an equidigital number, since it uses as much as digits as its factorization.

2545043552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79532621 (or 79532613 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 35.

The square root of 2545043552 is about 50448.4246731253. The cubic root of 2545043552 is about 1365.3114724368.

The spelling of 2545043552 in words is "two billion, five hundred forty-five million, forty-three thousand, five hundred fifty-two".