28862166934 has 4 divisors (see below), whose sum is σ = 43293250404. Its totient is φ = 14431083466.

The previous prime is 28862166901. The next prime is 28862166941. The reversal of 28862166934 is 43966126882.

It is a semiprime because it is the product of two primes.

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 as a sum of consecutive naturals, namely, 7215541732 + ... + 7215541735.

It is an arithmetic number, because the mean of its divisors is an integer number (10823312601).

Almost surely, 2^28862166934 is an apocalyptic number.

28862166934 is a deficient number, since it is larger than the sum of its proper divisors (14431083470).

28862166934 is a wasteful number, since it uses less digits than its factorization.

28862166934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14431083469.

The product of its digits is 5971968, while the sum is 55.

The spelling of 28862166934 in words is "twenty-eight billion, eight hundred sixty-two million, one hundred sixty-six thousand, nine hundred thirty-four".