43278518245812 has 96 divisors (see below), whose sum is σ = 102532070914560. Its totient is φ = 14206325253120.

The previous prime is 43278518245621. The next prime is 43278518245817. The reversal of 43278518245812 is 21854281587234.

43278518245812 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43278518245817) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 296637762 + ... + 296783622.

It is an arithmetic number, because the mean of its divisors is an integer number (1068042405360).

Almost surely, 2^{43278518245812} is an apocalyptic number.

It is an amenable number.

43278518245812 is an abundant number, since it is smaller than the sum of its proper divisors (59253552668748).

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

43278518245812 is a wasteful number, since it uses less digits than its factorization.

43278518245812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147081 (or 147079 counting only the distinct ones).

The product of its digits is 34406400, while the sum is 60.

The spelling of 43278518245812 in words is "forty-three trillion, two hundred seventy-eight billion, five hundred eighteen million, two hundred forty-five thousand, eight hundred twelve".