244131230218 has 32 divisors (see below), whose sum is σ = 376814592000. Its totient is φ = 118567867824.

The previous prime is 244131230179. The next prime is 244131230219. The reversal of 244131230218 is 812032131442.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 244131230218.

It is not an unprimeable number, because it can be changed into a prime (244131230219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10333183 + ... + 10356781.

It is an arithmetic number, because the mean of its divisors is an integer number (11775456000).

Almost surely, 2^244131230218 is an apocalyptic number.

244131230218 is a deficient number, since it is larger than the sum of its proper divisors (132683361782).

244131230218 is a wasteful number, since it uses less digits than its factorization.

244131230218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24474.

The product of its (nonzero) digits is 9216, while the sum is 31.

The spelling of 244131230218 in words is "two hundred forty-four billion, one hundred thirty-one million, two hundred thirty thousand, two hundred eighteen".