28633377795 has 64 divisors (see below), whose sum is σ = 51837926400. Its totient is φ = 13368803840.

The previous prime is 28633377791. The next prime is 28633377809. The reversal of 28633377795 is 59777333682.

It is a Cunningham number, because it is equal to 169214²-1.

It is not a de Polignac number, because 28633377795 - 2² = 28633377791 is a prime.

It is not an unprimeable number, because it can be changed into a prime (28633377791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1853674 + ... + 1869056.

It is an arithmetic number, because the mean of its divisors is an integer number (809967600).

Almost surely, 2^28633377795 is an apocalyptic number.

28633377795 is a deficient number, since it is larger than the sum of its proper divisors (23204548605).

28633377795 is a wasteful number, since it uses less digits than its factorization.

28633377795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15820.

The product of its digits is 40007520, while the sum is 60.

The spelling of 28633377795 in words is "twenty-eight billion, six hundred thirty-three million, three hundred seventy-seven thousand, seven hundred ninety-five".