23322443464 has 16 divisors (see below), whose sum is σ = 43731824220. Its totient is φ = 11660623680.

The previous prime is 23322443461. The next prime is 23322443489. The reversal of 23322443464 is 46434422332.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 22743656100 + 578787364 = 150810^2 + 24058^2 .

It is not an unprimeable number, because it can be changed into a prime (23322443461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121194 + ... + 247654.

Almost surely, 2^23322443464 is an apocalyptic number.

It is an amenable number.

23322443464 is a deficient number, since it is larger than the sum of its proper divisors (20409380756).

23322443464 is a wasteful number, since it uses less digits than its factorization.

23322443464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149520 (or 149516 counting only the distinct ones).

The product of its digits is 331776, while the sum is 37.

Adding to 23322443464 its reverse (46434422332), we get a palindrome (69756865796).

The spelling of 23322443464 in words is "twenty-three billion, three hundred twenty-two million, four hundred forty-three thousand, four hundred sixty-four".