28473419267 has 4 divisors (see below), whose sum is σ = 28473802296. Its totient is φ = 28473036240.

The previous prime is 28473419243. The next prime is 28473419309. The reversal of 28473419267 is 76291437482.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 28473419267 - 2⁸ = 28473419011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28473419237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40109 + ... + 241982.

It is an arithmetic number, because the mean of its divisors is an integer number (7118450574).

Almost surely, 2^28473419267 is an apocalyptic number.

28473419267 is a deficient number, since it is larger than the sum of its proper divisors (383029).

28473419267 is a wasteful number, since it uses less digits than its factorization.

28473419267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383028.

The product of its digits is 4064256, while the sum is 53.

The spelling of 28473419267 in words is "twenty-eight billion, four hundred seventy-three million, four hundred nineteen thousand, two hundred sixty-seven".