2865126328 has 16 divisors (see below), whose sum is σ = 5376998880. Its totient is φ = 1431259968.

The previous prime is 2865126323. The next prime is 2865126379. The reversal of 2865126328 is 8236215682.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2865126323) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 153525 + ... + 171172.

It is an arithmetic number, because the mean of its divisors is an integer number (336062430).

Almost surely, 2^2865126328 is an apocalyptic number.

It is an amenable number.

2865126328 is a deficient number, since it is larger than the sum of its proper divisors (2511872552).

2865126328 is a wasteful number, since it uses less digits than its factorization.

2865126328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325806 (or 325802 counting only the distinct ones).

The product of its digits is 276480, while the sum is 43.

The square root of 2865126328 is about 53526.8748200378. The cubic root of 2865126328 is about 1420.3038310384.

The spelling of 2865126328 in words is "two billion, eight hundred sixty-five million, one hundred twenty-six thousand, three hundred twenty-eight".