28553268396 has 24 divisors (see below), whose sum is σ = 69521001984. Its totient is φ = 9103940560.

The previous prime is 28553268377. The next prime is 28553268413. The reversal of 28553268396 is 69386235582.

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 7 ways as a sum of consecutive naturals, for example, 51726660 + ... + 51727211.

It is an arithmetic number, because the mean of its divisors is an integer number (2896708416).

Almost surely, 2^28553268396 is an apocalyptic number.

It is an amenable number.

28553268396 is an abundant number, since it is smaller than the sum of its proper divisors (40967733588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28553268396 is a wasteful number, since it uses less digits than its factorization.

28553268396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103453901 (or 103453899 counting only the distinct ones).

The product of its digits is 18662400, while the sum is 57.

The spelling of 28553268396 in words is "twenty-eight billion, five hundred fifty-three million, two hundred sixty-eight thousand, three hundred ninety-six".