229840644003 has 4 divisors (see below), whose sum is σ = 306454192008. Its totient is φ = 153227096000.

The previous prime is 229840644001. The next prime is 229840644031. The reversal of 229840644003 is 300446048922.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 229840644003 - 2¹ = 229840644001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (229840644001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38306773998 + ... + 38306774003.

It is an arithmetic number, because the mean of its divisors is an integer number (76613548002).

Almost surely, 2^229840644003 is an apocalyptic number.

229840644003 is a deficient number, since it is larger than the sum of its proper divisors (76613548005).

229840644003 is an equidigital number, since it uses as much as digits as its factorization.

229840644003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76613548004.

The product of its (nonzero) digits is 331776, while the sum is 42.

The spelling of 229840644003 in words is "two hundred twenty-nine billion, eight hundred forty million, six hundred forty-four thousand, three".