227203242438 has 64 divisors (see below), whose sum is σ = 494302011840. Its totient is φ = 69330235392.

The previous prime is 227203242437. The next prime is 227203242463. The reversal of 227203242438 is 834242302722.

227203242438 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 227203242396 and 227203242405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (227203242433) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14216220 + ... + 14232192.

It is an arithmetic number, because the mean of its divisors is an integer number (7723468935).

Almost surely, 2^227203242438 is an apocalyptic number.

227203242438 is an abundant number, since it is smaller than the sum of its proper divisors (267098769402).

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

227203242438 is a wasteful number, since it uses less digits than its factorization.

227203242438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19801.

The product of its (nonzero) digits is 258048, while the sum is 39.

The spelling of 227203242438 in words is "two hundred twenty-seven billion, two hundred three million, two hundred forty-two thousand, four hundred thirty-eight".