28666936168202 has 16 divisors (see below), whose sum is σ = 43064772701472. Its totient is φ = 14312013310320.

The previous prime is 28666936168201. The next prime is 28666936168259. The reversal of 28666936168202 is 20286163966682.

It is not an unprimeable number, because it can be changed into a prime (28666936168201) 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 in 7 ways as a sum of consecutive naturals, for example, 43421252 + ... + 44076512.

It is an arithmetic number, because the mean of its divisors is an integer number (2691548293842).

Almost surely, 2^{28666936168202} is an apocalyptic number.

28666936168202 is a deficient number, since it is larger than the sum of its proper divisors (14397836533270).

28666936168202 is a wasteful number, since it uses less digits than its factorization.

28666936168202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687973.

The product of its (nonzero) digits is 107495424, while the sum is 65.

The spelling of 28666936168202 in words is "twenty-eight trillion, six hundred sixty-six billion, nine hundred thirty-six million, one hundred sixty-eight thousand, two hundred two".