22327323645 has 32 divisors (see below), whose sum is σ = 39409234560. Its totient is φ = 10703728640.

The previous prime is 22327323611. The next prime is 22327323661. The reversal of 22327323645 is 54632372322.

It is not a de Polignac number, because 22327323645 - 2⁶ = 22327323581 is a prime.

It is a super-3 number, since 3×22327323645³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 745524 + ... + 774893.

It is an arithmetic number, because the mean of its divisors is an integer number (1231538580).

Almost surely, 2^22327323645 is an apocalyptic number.

It is an amenable number.

22327323645 is a deficient number, since it is larger than the sum of its proper divisors (17081910915).

22327323645 is a wasteful number, since it uses less digits than its factorization.

22327323645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1520525.

The product of its digits is 362880, while the sum is 39.

Adding to 22327323645 its reverse (54632372322), we get a palindrome (76959695967).

The spelling of 22327323645 in words is "twenty-two billion, three hundred twenty-seven million, three hundred twenty-three thousand, six hundred forty-five".