28668411110726 has 16 divisors (see below), whose sum is σ = 44057242208448. Its totient is φ = 13982755473600.

The previous prime is 28668411110683. The next prime is 28668411110741. The reversal of 28668411110726 is 62701111486682.

It is a happy number.

It is a super-2 number, since 2×28668411110726² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22312670 + ... + 23562513.

It is an arithmetic number, because the mean of its divisors is an integer number (2753577638028).

Almost surely, 2^{28668411110726} is an apocalyptic number.

28668411110726 is a deficient number, since it is larger than the sum of its proper divisors (15388831097722).

28668411110726 is a wasteful number, since it uses less digits than its factorization.

28668411110726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45882847.

The product of its (nonzero) digits is 1548288, while the sum is 53.

The spelling of 28668411110726 in words is "twenty-eight trillion, six hundred sixty-eight billion, four hundred eleven million, one hundred ten thousand, seven hundred twenty-six".