28816261882 has 16 divisors (see below), whose sum is σ = 43303744512. Its totient is φ = 14381705520.

The previous prime is 28816261879. The next prime is 28816261933.

28816261882 is nontrivially palindromic in base 10.

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 7 ways as a sum of consecutive naturals, for example, 2850028 + ... + 2860120.

It is an arithmetic number, because the mean of its divisors is an integer number (2706484032).

Almost surely, 2^28816261882 is an apocalyptic number.

28816261882 is a deficient number, since it is larger than the sum of its proper divisors (14487482630).

28816261882 is a wasteful number, since it uses less digits than its factorization.

28816261882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12573.

The product of its digits is 1179648, while the sum is 52.

The spelling of 28816261882 in words is "twenty-eight billion, eight hundred sixteen million, two hundred sixty-one thousand, eight hundred eighty-two".