28252796392 has 32 divisors (see below), whose sum is σ = 53427175200. Its totient is φ = 14005825344.

The previous prime is 28252796381. The next prime is 28252796437. The reversal of 28252796392 is 29369725282.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 825003 + ... + 858565.

It is an arithmetic number, because the mean of its divisors is an integer number (1669599225).

Almost surely, 2^28252796392 is an apocalyptic number.

It is an amenable number.

28252796392 is a deficient number, since it is larger than the sum of its proper divisors (25174378808).

28252796392 is a wasteful number, since it uses less digits than its factorization.

28252796392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34465 (or 34461 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 55.

The spelling of 28252796392 in words is "twenty-eight billion, two hundred fifty-two million, seven hundred ninety-six thousand, three hundred ninety-two".