28677671795 has 4 divisors (see below), whose sum is σ = 34413206160. Its totient is φ = 22942137432.

The previous prime is 28677671761. The next prime is 28677671801. The reversal of 28677671795 is 59717677682.

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 28677671795 - 2¹⁴ = 28677655411 is a prime.

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 3 ways as a sum of consecutive naturals, for example, 2867767175 + ... + 2867767184.

It is an arithmetic number, because the mean of its divisors is an integer number (8603301540).

Almost surely, 2^28677671795 is an apocalyptic number.

28677671795 is a deficient number, since it is larger than the sum of its proper divisors (5735534365).

28677671795 is an equidigital number, since it uses as much as digits as its factorization.

28677671795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5735534364.

The product of its digits is 62233920, while the sum is 65.

The spelling of 28677671795 in words is "twenty-eight billion, six hundred seventy-seven million, six hundred seventy-one thousand, seven hundred ninety-five".