28333696667 has 16 divisors (see below), whose sum is σ = 30889824000. Its totient is φ = 25886244384.

The previous prime is 28333696631. The next prime is 28333696709. The reversal of 28333696667 is 76669633382.

It is a cyclic number.

It is not a de Polignac number, because 28333696667 - 2¹⁴ = 28333680283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28333696367) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 443378 + ... + 503240.

It is an arithmetic number, because the mean of its divisors is an integer number (1930614000).

Almost surely, 2^28333696667 is an apocalyptic number.

28333696667 is a deficient number, since it is larger than the sum of its proper divisors (2556127333).

28333696667 is a wasteful number, since it uses less digits than its factorization.

28333696667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60770.

The product of its digits is 35271936, while the sum is 59.

The spelling of 28333696667 in words is "twenty-eight billion, three hundred thirty-three million, six hundred ninety-six thousand, six hundred sixty-seven".