28262703667066 has 8 divisors (see below), whose sum is σ = 46248060546144. Its totient is φ = 12846683485020.

The previous prime is 28262703667063. The next prime is 28262703667097. The reversal of 28262703667066 is 66076630726282.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 28262703666995 and 28262703667013.

It is not an unprimeable number, because it can be changed into a prime (28262703667063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 642334174230 + ... + 642334174273.

It is an arithmetic number, because the mean of its divisors is an integer number (5781007568268).

Almost surely, 2^{28262703667066} is an apocalyptic number.

28262703667066 is a deficient number, since it is larger than the sum of its proper divisors (17985356879078).

28262703667066 is a wasteful number, since it uses less digits than its factorization.

28262703667066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1284668348516.

The product of its (nonzero) digits is 73156608, while the sum is 61.

The spelling of 28262703667066 in words is "twenty-eight trillion, two hundred sixty-two billion, seven hundred three million, six hundred sixty-seven thousand, sixty-six".