22034065920 has 320 divisors, whose sum is σ = 76555100160. Its totient is φ = 5385830400.

The previous prime is 22034065861. The next prime is 22034065957. The reversal of 22034065920 is 2956043022.

It is a tau number, because it is divible by the number of its divisors (320).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4521085 + ... + 4525955.

It is an arithmetic number, because the mean of its divisors is an integer number (239234688).

Almost surely, 2^22034065920 is an apocalyptic number.

22034065920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22034065920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38277550080).

22034065920 is an abundant number, since it is smaller than the sum of its proper divisors (54521034240).

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

22034065920 is a wasteful number, since it uses less digits than its factorization.

22034065920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4947 (or 4931 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The spelling of 22034065920 in words is "twenty-two billion, thirty-four million, sixty-five thousand, nine hundred twenty".