243013223982 has 32 divisors (see below), whose sum is σ = 491419706112. Its totient is φ = 80108158464.

The previous prime is 243013223963. The next prime is 243013223987. The reversal of 243013223982 is 289322310342.

243013223982 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 243013223982.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243013223987) 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 15 ways as a sum of consecutive naturals, for example, 42423 + ... + 698445.

It is an arithmetic number, because the mean of its divisors is an integer number (15356865816).

Almost surely, 2^243013223982 is an apocalyptic number.

243013223982 is an abundant number, since it is smaller than the sum of its proper divisors (248406482130).

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

243013223982 is a wasteful number, since it uses less digits than its factorization.

243013223982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656712.

The product of its (nonzero) digits is 124416, while the sum is 39.

The spelling of 243013223982 in words is "two hundred forty-three billion, thirteen million, two hundred twenty-three thousand, nine hundred eighty-two".