22404324012443 has 4 divisors (see below), whose sum is σ = 22406099468760. Its totient is φ = 22402548556128.

The previous prime is 22404324012379. The next prime is 22404324012451. The reversal of 22404324012443 is 34421042340422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22404324012443 - 2⁶ = 22404324012379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22404324012743) 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, 887709230 + ... + 887734467.

It is an arithmetic number, because the mean of its divisors is an integer number (5601524867190).

Almost surely, 2^{22404324012443} is an apocalyptic number.

22404324012443 is a deficient number, since it is larger than the sum of its proper divisors (1775456317).

22404324012443 is a wasteful number, since it uses less digits than its factorization.

22404324012443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1775456316.

The product of its (nonzero) digits is 147456, while the sum is 35.

Adding to 22404324012443 its reverse (34421042340422), we get a palindrome (56825366352865).

The spelling of 22404324012443 in words is "twenty-two trillion, four hundred four billion, three hundred twenty-four million, twelve thousand, four hundred forty-three".