28398199594 has 8 divisors (see below), whose sum is σ = 42640636320. Its totient is φ = 14184654156.

The previous prime is 28398199553. The next prime is 28398199637. The reversal of 28398199594 is 49599189382.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7220364 + ... + 7224295.

It is an arithmetic number, because the mean of its divisors is an integer number (5330079540).

Almost surely, 2^28398199594 is an apocalyptic number.

28398199594 is a deficient number, since it is larger than the sum of its proper divisors (14242436726).

28398199594 is a wasteful number, since it uses less digits than its factorization.

28398199594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14445644.

The product of its digits is 50388480, while the sum is 67.

The spelling of 28398199594 in words is "twenty-eight billion, three hundred ninety-eight million, one hundred ninety-nine thousand, five hundred ninety-four".