2545768028 has 12 divisors (see below), whose sum is σ = 4469607912. Its totient is φ = 1268737200.

The previous prime is 2545767971. The next prime is 2545768051. The reversal of 2545768028 is 8208675452.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1035323 + ... + 1037778.

It is an arithmetic number, because the mean of its divisors is an integer number (372467326).

Almost surely, 2^2545768028 is an apocalyptic number.

It is an amenable number.

2545768028 is a deficient number, since it is larger than the sum of its proper divisors (1923839884).

2545768028 is a wasteful number, since it uses less digits than its factorization.

2545768028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2073412 (or 2073410 counting only the distinct ones).

The product of its (nonzero) digits is 1075200, while the sum is 47.

The square root of 2545768028 is about 50455.6045251665. The cubic root of 2545768028 is about 1365.4410106985.

The spelling of 2545768028 in words is "two billion, five hundred forty-five million, seven hundred sixty-eight thousand, twenty-eight".