22030445816 has 8 divisors (see below), whose sum is σ = 41307085920. Its totient is φ = 11015222904.

The previous prime is 22030445813. The next prime is 22030445821. The reversal of 22030445816 is 61854403022.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22030445813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1376902856 + ... + 1376902871.

It is an arithmetic number, because the mean of its divisors is an integer number (5163385740).

Almost surely, 2^22030445816 is an apocalyptic number.

It is an amenable number.

22030445816 is a deficient number, since it is larger than the sum of its proper divisors (19276640104).

22030445816 is a wasteful number, since it uses less digits than its factorization.

22030445816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2753805733 (or 2753805729 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 35.

Adding to 22030445816 its reverse (61854403022), we get a palindrome (83884848838).

The spelling of 22030445816 in words is "twenty-two billion, thirty million, four hundred forty-five thousand, eight hundred sixteen".