22998877723 has 4 divisors (see below), whose sum is σ = 23020514608. Its totient is φ = 22977240840.

The previous prime is 22998877691. The next prime is 22998877739. The reversal of 22998877723 is 32777889922.

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 22998877723 - 2⁵ = 22998877691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22998877423) 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, 10816848 + ... + 10818973.

It is an arithmetic number, because the mean of its divisors is an integer number (5755128652).

Almost surely, 2^22998877723 is an apocalyptic number.

22998877723 is a deficient number, since it is larger than the sum of its proper divisors (21636885).

22998877723 is a wasteful number, since it uses less digits than its factorization.

22998877723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21636884.

The product of its digits is 42674688, while the sum is 64.

The spelling of 22998877723 in words is "twenty-two billion, nine hundred ninety-eight million, eight hundred seventy-seven thousand, seven hundred twenty-three".