22073868861 has 16 divisors (see below), whose sum is σ = 32119034880. Its totient is φ = 13373273520.

The previous prime is 22073868853. The next prime is 22073868881. The reversal of 22073868861 is 16886837022.

It is a happy number.

It is not a de Polignac number, because 22073868861 - 2³ = 22073868853 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22073868881) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26821 + ... + 211818.

It is an arithmetic number, because the mean of its divisors is an integer number (2007439680).

Almost surely, 2^22073868861 is an apocalyptic number.

It is an amenable number.

22073868861 is a deficient number, since it is larger than the sum of its proper divisors (10045166019).

22073868861 is a wasteful number, since it uses less digits than its factorization.

22073868861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241456.

The product of its (nonzero) digits is 1548288, while the sum is 51.

The spelling of 22073868861 in words is "twenty-two billion, seventy-three million, eight hundred sixty-eight thousand, eight hundred sixty-one".