22344434442 has 32 divisors (see below), whose sum is σ = 54168327360. Its totient is φ = 6771040560.

The previous prime is 22344434419. The next prime is 22344434461. The reversal of 22344434442 is 24443444322.

22344434442 is a `hidden beast` number, since 2 + 234 + 44 + 344 + 42 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 22344434397 and 22344434406.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18807853 + ... + 18809040.

It is an arithmetic number, because the mean of its divisors is an integer number (1692760230).

Almost surely, 2^22344434442 is an apocalyptic number.

22344434442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22344434442 is an abundant number, since it is smaller than the sum of its proper divisors (31823892918).

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

22344434442 is a wasteful number, since it uses less digits than its factorization.

22344434442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37616915 (or 37616909 counting only the distinct ones).

The product of its digits is 294912, while the sum is 36.

Adding to 22344434442 its reverse (24443444322), we get a palindrome (46787878764).

The spelling of 22344434442 in words is "twenty-two billion, three hundred forty-four million, four hundred thirty-four thousand, four hundred forty-two".