28550034658 has 16 divisors (see below), whose sum is σ = 43021522656. Its totient is φ = 14209596000.

The previous prime is 28550034649. The next prime is 28550034677. The reversal of 28550034658 is 85643005582.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 863785 + ... + 896227.

It is an arithmetic number, because the mean of its divisors is an integer number (2688845166).

Almost surely, 2^28550034658 is an apocalyptic number.

28550034658 is a deficient number, since it is larger than the sum of its proper divisors (14471487998).

28550034658 is a wasteful number, since it uses less digits than its factorization.

28550034658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34449.

The product of its (nonzero) digits is 1152000, while the sum is 46.

The spelling of 28550034658 in words is "twenty-eight billion, five hundred fifty million, thirty-four thousand, six hundred fifty-eight".