229242521472 has 64 divisors (see below), whose sum is σ = 613573868160. Its totient is φ = 75830842880.

The previous prime is 229242521419. The next prime is 229242521507. The reversal of 229242521472 is 274125242922.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2228268 + ... + 2328875.

It is an arithmetic number, because the mean of its divisors is an integer number (9587091690).

Almost surely, 2^229242521472 is an apocalyptic number.

It is an amenable number.

229242521472 is an abundant number, since it is smaller than the sum of its proper divisors (384331346688).

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

229242521472 is a wasteful number, since it uses less digits than its factorization.

229242521472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4557291 (or 4557279 counting only the distinct ones).

The product of its digits is 322560, while the sum is 42.

The spelling of 229242521472 in words is "two hundred twenty-nine billion, two hundred forty-two million, five hundred twenty-one thousand, four hundred seventy-two".