29220044224 has 56 divisors (see below), whose sum is σ = 66378124800. Its totient is φ = 12501854976.

The previous prime is 29220044143. The next prime is 29220044237. The reversal of 29220044224 is 42244002292.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213909 + ... + 322795.

Almost surely, 2^29220044224 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 29220044224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33189062400).

29220044224 is an abundant number, since it is smaller than the sum of its proper divisors (37158080576).

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

29220044224 is a wasteful number, since it uses less digits than its factorization.

29220044224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109505 (or 109495 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

The spelling of 29220044224 in words is "twenty-nine billion, two hundred twenty million, forty-four thousand, two hundred twenty-four".