28099118426 has 8 divisors (see below), whose sum is σ = 42171114720. Its totient is φ = 14042080188.

The previous prime is 28099118417. The next prime is 28099118431. The reversal of 28099118426 is 62481199082.

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3734816 + ... + 3742331.

It is an arithmetic number, because the mean of its divisors is an integer number (5271389340).

Almost surely, 2^28099118426 is an apocalyptic number.

28099118426 is a deficient number, since it is larger than the sum of its proper divisors (14071996294).

28099118426 is a wasteful number, since it uses less digits than its factorization.

28099118426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7479028.

The product of its (nonzero) digits is 497664, while the sum is 50.

The spelling of 28099118426 in words is "twenty-eight billion, ninety-nine million, one hundred eighteen thousand, four hundred twenty-six".