229217940880 has 20 divisors (see below), whose sum is σ = 532931712732. Its totient is φ = 91687176320.

The previous prime is 229217940827. The next prime is 229217940989. The reversal of 229217940880 is 88049712922.

It is a happy number.

229217940880 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 180006729984 + 49211210896 = 424272^2 + 221836^2 .

It is a tau number, because it is divible by the number of its divisors (20).

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 3 ways as a sum of consecutive naturals, for example, 1432612051 + ... + 1432612210.

Almost surely, 2^229217940880 is an apocalyptic number.

229217940880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

229217940880 is an abundant number, since it is smaller than the sum of its proper divisors (303713771852).

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

229217940880 is a wasteful number, since it uses less digits than its factorization.

229217940880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2865224274 (or 2865224268 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 52.

The spelling of 229217940880 in words is "two hundred twenty-nine billion, two hundred seventeen million, nine hundred forty thousand, eight hundred eighty".