243664124012 has 6 divisors (see below), whose sum is σ = 426412217028. Its totient is φ = 121832062004.

The previous prime is 243664124003. The next prime is 243664124029. The reversal of 243664124012 is 210421466342.

243664124012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×243664124012² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30458015498 + ... + 30458015505.

It is an arithmetic number, because the mean of its divisors is an integer number (71068702838).

Almost surely, 2^243664124012 is an apocalyptic number.

It is an amenable number.

243664124012 is a deficient number, since it is larger than the sum of its proper divisors (182748093016).

243664124012 is a wasteful number, since it uses less digits than its factorization.

243664124012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60916031007 (or 60916031005 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 35.

The spelling of 243664124012 in words is "two hundred forty-three billion, six hundred sixty-four million, one hundred twenty-four thousand, twelve".