22044043340 has 48 divisors (see below), whose sum is σ = 50886468864. Its totient is φ = 7954814400.

The previous prime is 22044043337. The next prime is 22044043369. The reversal of 22044043340 is 4334044022.

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, 353624 + ... + 411263.

It is an arithmetic number, because the mean of its divisors is an integer number (1060134768).

Almost surely, 2^22044043340 is an apocalyptic number.

22044043340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22044043340 is an abundant number, since it is smaller than the sum of its proper divisors (28842425524).

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

22044043340 is a wasteful number, since it uses less digits than its factorization.

22044043340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765038 (or 765036 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 22044043340 its reverse (4334044022), we get a palindrome (26378087362).

The spelling of 22044043340 in words is "twenty-two billion, forty-four million, forty-three thousand, three hundred forty".