28680604298 has 8 divisors (see below), whose sum is σ = 43036771908. Its totient is φ = 14335013664.

The previous prime is 28680604243. The next prime is 28680604319. The reversal of 28680604298 is 89240608682.

It can be written as a sum of positive squares in 2 ways, for example, as 21420371449 + 7260232849 = 146357^2 + 85207^2 .

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, 2637461 + ... + 2648312.

Almost surely, 2^28680604298 is an apocalyptic number.

28680604298 is a deficient number, since it is larger than the sum of its proper divisors (14356167610).

28680604298 is a wasteful number, since it uses less digits than its factorization.

28680604298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5288488.

The product of its (nonzero) digits is 2654208, while the sum is 53.

The spelling of 28680604298 in words is "twenty-eight billion, six hundred eighty million, six hundred four thousand, two hundred ninety-eight".