22328540809 has 16 divisors (see below), whose sum is σ = 23920090560. Its totient is φ = 20768140800.

The previous prime is 22328540789. The next prime is 22328540851. The reversal of 22328540809 is 90804582322.

It is a cyclic number.

It is not a de Polignac number, because 22328540809 - 2⁵ = 22328540777 is a prime.

It is a super-3 number, since 3×22328540809³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22328540609) 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, 5509834 + ... + 5513884.

It is an arithmetic number, because the mean of its divisors is an integer number (1495005660).

Almost surely, 2^22328540809 is an apocalyptic number.

It is an amenable number.

22328540809 is a deficient number, since it is larger than the sum of its proper divisors (1591549751).

22328540809 is a wasteful number, since it uses less digits than its factorization.

22328540809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7800.

The product of its (nonzero) digits is 276480, while the sum is 43.

The spelling of 22328540809 in words is "twenty-two billion, three hundred twenty-eight million, five hundred forty thousand, eight hundred nine".