22025628233 has 12 divisors (see below), whose sum is σ = 25808676372. Its totient is φ = 18741300480.

The previous prime is 22025628217. The next prime is 22025628323. The reversal of 22025628233 is 33282652022.

It can be written as a sum of positive squares in 2 ways, for example, as 13927068169 + 8098560064 = 118013^2 + 89992^2 .

It is not a de Polignac number, because 22025628233 - 2⁴ = 22025628217 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22025628193 and 22025628202.

It is not an unprimeable number, because it can be changed into a prime (22025628133) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1633808 + ... + 1647233.

It is an arithmetic number, because the mean of its divisors is an integer number (2150723031).

Almost surely, 2^22025628233 is an apocalyptic number.

It is an amenable number.

22025628233 is a deficient number, since it is larger than the sum of its proper divisors (3783048139).

22025628233 is a wasteful number, since it uses less digits than its factorization.

22025628233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3281192 (or 3281185 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

The spelling of 22025628233 in words is "twenty-two billion, twenty-five million, six hundred twenty-eight thousand, two hundred thirty-three".