28884762327 has 4 divisors (see below), whose sum is σ = 38513016440. Its totient is φ = 19256508216.

The previous prime is 28884762311. The next prime is 28884762329. The reversal of 28884762327 is 72326748882.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 28884762327 - 2⁴ = 28884762311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28884762329) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4814127052 + ... + 4814127057.

It is an arithmetic number, because the mean of its divisors is an integer number (9628254110).

Almost surely, 2^28884762327 is an apocalyptic number.

28884762327 is a deficient number, since it is larger than the sum of its proper divisors (9628254113).

28884762327 is an equidigital number, since it uses as much as digits as its factorization.

28884762327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9628254112.

The product of its digits is 14450688, while the sum is 57.

The spelling of 28884762327 in words is "twenty-eight billion, eight hundred eighty-four million, seven hundred sixty-two thousand, three hundred twenty-seven".