243430331164 has 6 divisors (see below), whose sum is σ = 426003079544. Its totient is φ = 121715165580.

The previous prime is 243430331159. The next prime is 243430331239. The reversal of 243430331164 is 461133034342.

It is a super-2 number, since 2×243430331164² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30428791392 + ... + 30428791399.

Almost surely, 2^243430331164 is an apocalyptic number.

It is an amenable number.

243430331164 is a deficient number, since it is larger than the sum of its proper divisors (182572748380).

243430331164 is a wasteful number, since it uses less digits than its factorization.

243430331164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60857582795 (or 60857582793 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 34.

The spelling of 243430331164 in words is "two hundred forty-three billion, four hundred thirty million, three hundred thirty-one thousand, one hundred sixty-four".