243644444446342 has 16 divisors (see below), whose sum is σ = 369112130640864. Its totient is φ = 120607243920000.

The previous prime is 243644444446327. The next prime is 243644444446379.

243644444446342 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41318034 + ... + 46845157.

It is an arithmetic number, because the mean of its divisors is an integer number (23069508165054).

Almost surely, 2^{243644444446342} is an apocalyptic number.

243644444446342 is a deficient number, since it is larger than the sum of its proper divisors (125467686194522).

243644444446342 is a wasteful number, since it uses less digits than its factorization.

243644444446342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88176975.

The product of its digits is 339738624, while the sum is 58.

The spelling of 243644444446342 in words is "two hundred forty-three trillion, six hundred forty-four billion, four hundred forty-four million, four hundred forty-six thousand, three hundred forty-two".