28022069323 has 4 divisors (see below), whose sum is σ = 29670426360. Its totient is φ = 26373712288.

The previous prime is 28022069311. The next prime is 28022069359. The reversal of 28022069323 is 32396022082.

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 28022069323 - 2⁵ = 28022069291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28022069303) 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, 824178493 + ... + 824178526.

It is an arithmetic number, because the mean of its divisors is an integer number (7417606590).

Almost surely, 2^28022069323 is an apocalyptic number.

28022069323 is a deficient number, since it is larger than the sum of its proper divisors (1648357037).

28022069323 is a wasteful number, since it uses less digits than its factorization.

28022069323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1648357036.

The product of its (nonzero) digits is 62208, while the sum is 37.

The spelling of 28022069323 in words is "twenty-eight billion, twenty-two million, sixty-nine thousand, three hundred twenty-three".