22423321324404 has 288 divisors, whose sum is σ = 76230517708800. Its totient is φ = 5367240403200.

The previous prime is 22423321324343. The next prime is 22423321324513. The reversal of 22423321324404 is 40442312332422.

22423321324404 is a `hidden beast` number, since 2 + 2 + 4 + 2 + 3 + 321 + 324 + 4 + 0 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 21066159 + ... + 22104969.

It is an arithmetic number, because the mean of its divisors is an integer number (264689297600).

Almost surely, 2^{22423321324404} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22423321324404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38115258854400).

22423321324404 is an abundant number, since it is smaller than the sum of its proper divisors (53807196384396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22423321324404 is a wasteful number, since it uses less digits than its factorization.

22423321324404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1039451 (or 1039446 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

Adding to 22423321324404 its reverse (40442312332422), we get a palindrome (62865633656826).

The spelling of 22423321324404 in words is "twenty-two trillion, four hundred twenty-three billion, three hundred twenty-one million, three hundred twenty-four thousand, four hundred four".