28568171334 has 32 divisors (see below), whose sum is σ = 58989450240. Its totient is φ = 9213976800.

The previous prime is 28568171251. The next prime is 28568171341. The reversal of 28568171334 is 43317186582.

It is a super-2 number, since 2×28568171334² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1670889 + ... + 1687899.

It is an arithmetic number, because the mean of its divisors is an integer number (1843420320).

Almost surely, 2^28568171334 is an apocalyptic number.

28568171334 is an abundant number, since it is smaller than the sum of its proper divisors (30421278906).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28568171334 is a wasteful number, since it uses less digits than its factorization.

28568171334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26076.

The product of its digits is 967680, while the sum is 48.

The spelling of 28568171334 in words is "twenty-eight billion, five hundred sixty-eight million, one hundred seventy-one thousand, three hundred thirty-four".