28376610779 has 8 divisors (see below), whose sum is σ = 30998892288. Its totient is φ = 25761427560.

The previous prime is 28376610721. The next prime is 28376610797. The reversal of 28376610779 is 97701667382.

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

It is not a de Polignac number, because 28376610779 - 2²⁴ = 28359833563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28376618779) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1766207 + ... + 1782200.

It is an arithmetic number, because the mean of its divisors is an integer number (3874861536).

Almost surely, 2^28376610779 is an apocalyptic number.

28376610779 is a deficient number, since it is larger than the sum of its proper divisors (2622281509).

28376610779 is a wasteful number, since it uses less digits than its factorization.

28376610779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3549145.

The product of its (nonzero) digits is 5334336, while the sum is 56.

The spelling of 28376610779 in words is "twenty-eight billion, three hundred seventy-six million, six hundred ten thousand, seven hundred seventy-nine".