28976605535 has 4 divisors (see below), whose sum is σ = 34771926648. Its totient is φ = 23181284424.

The previous prime is 28976605531. The next prime is 28976605549. The reversal of 28976605535 is 53550667982.

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

It is a cyclic number.

It is not a de Polignac number, because 28976605535 - 2² = 28976605531 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 (28976605531) 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, 2897660549 + ... + 2897660558.

It is an arithmetic number, because the mean of its divisors is an integer number (8692981662).

Almost surely, 2^28976605535 is an apocalyptic number.

28976605535 is a deficient number, since it is larger than the sum of its proper divisors (5795321113).

28976605535 is an equidigital number, since it uses as much as digits as its factorization.

28976605535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5795321112.

The product of its (nonzero) digits is 13608000, while the sum is 56.

The spelling of 28976605535 in words is "twenty-eight billion, nine hundred seventy-six million, six hundred five thousand, five hundred thirty-five".