234818784618 has 64 divisors (see below), whose sum is σ = 522512861184. Its totient is φ = 69745832000.

The previous prime is 234818784617. The next prime is 234818784623. The reversal of 234818784618 is 816487818432.

234818784618 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (234818784617) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 3573883 + ... + 3638993.

It is an arithmetic number, because the mean of its divisors is an integer number (8164263456).

Almost surely, 2^234818784618 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 234818784618, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (261256430592).

234818784618 is an abundant number, since it is smaller than the sum of its proper divisors (287694076566).

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

234818784618 is a wasteful number, since it uses less digits than its factorization.

234818784618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66211.

The product of its digits is 16515072, while the sum is 60.

The spelling of 234818784618 in words is "two hundred thirty-four billion, eight hundred eighteen million, seven hundred eighty-four thousand, six hundred eighteen".