28064767162 has 4 divisors (see below), whose sum is σ = 42097150746. Its totient is φ = 14032383580.

The previous prime is 28064767127. The next prime is 28064767163. The reversal of 28064767162 is 26176746082.

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

It can be written as a sum of positive squares in only one way, i.e., 26416325961 + 1648441201 = 162531^2 + 40601^2 .

It is not an unprimeable number, because it can be changed into a prime (28064767163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7016191789 + ... + 7016191792.

Almost surely, 2^28064767162 is an apocalyptic number.

28064767162 is a deficient number, since it is larger than the sum of its proper divisors (14032383584).

28064767162 is a wasteful number, since it uses less digits than its factorization.

28064767162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14032383583.

The product of its (nonzero) digits is 1354752, while the sum is 49.

The spelling of 28064767162 in words is "twenty-eight billion, sixty-four million, seven hundred sixty-seven thousand, one hundred sixty-two".