28174255316723 has 4 divisors (see below), whose sum is σ = 28342963432560. Its totient is φ = 28005547200888.

The previous prime is 28174255316659. The next prime is 28174255316747. The reversal of 28174255316723 is 32761355247182.

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

It is a cyclic number.

It is not a de Polignac number, because 28174255316723 - 2⁶ = 28174255316659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28174255316773) 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, 84354057668 + ... + 84354058001.

It is an arithmetic number, because the mean of its divisors is an integer number (7085740858140).

Almost surely, 2^{28174255316723} is an apocalyptic number.

28174255316723 is a deficient number, since it is larger than the sum of its proper divisors (168708115837).

28174255316723 is a wasteful number, since it uses less digits than its factorization.

28174255316723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168708115836.

The product of its digits is 16934400, while the sum is 56.

The spelling of 28174255316723 in words is "twenty-eight trillion, one hundred seventy-four billion, two hundred fifty-five million, three hundred sixteen thousand, seven hundred twenty-three".