243672370811412 has 48 divisors (see below), whose sum is σ = 593593658985600. Its totient is φ = 77652776975488.

The previous prime is 243672370811399. The next prime is 243672370811431. The reversal of 243672370811412 is 214118073276342.

It is a happy number.

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 15 ways as a sum of consecutive naturals, for example, 225955383 + ... + 227031230.

It is an arithmetic number, because the mean of its divisors is an integer number (12366534562200).

Almost surely, 2^{243672370811412} is an apocalyptic number.

It is an amenable number.

243672370811412 is an abundant number, since it is smaller than the sum of its proper divisors (349921288174188).

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

243672370811412 is a wasteful number, since it uses less digits than its factorization.

243672370811412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452988592 (or 452988590 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 51.

The spelling of 243672370811412 in words is "two hundred forty-three trillion, six hundred seventy-two billion, three hundred seventy million, eight hundred eleven thousand, four hundred twelve".