28816693306 has 8 divisors (see below), whose sum is σ = 43237404000. Its totient is φ = 14404225308.

The previous prime is 28816693223. The next prime is 28816693333. The reversal of 28816693306 is 60339661882.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2051926 + ... + 2065921.

It is an arithmetic number, because the mean of its divisors is an integer number (5404675500).

Almost surely, 2^28816693306 is an apocalyptic number.

28816693306 is a deficient number, since it is larger than the sum of its proper divisors (14420710694).

28816693306 is a wasteful number, since it uses less digits than its factorization.

28816693306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4121348.

The product of its (nonzero) digits is 2239488, while the sum is 52.

The spelling of 28816693306 in words is "twenty-eight billion, eight hundred sixteen million, six hundred ninety-three thousand, three hundred six".