4278068221075 has 24 divisors (see below), whose sum is σ = 5790446418960. Its totient is φ = 3109501449600.

The previous prime is 4278068221033. The next prime is 4278068221079. The reversal of 4278068221075 is 5701228608724.

It is not a de Polignac number, because 4278068221075 - 2¹¹ = 4278068219027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4278068221079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4081404 + ... + 5021353.

It is an arithmetic number, because the mean of its divisors is an integer number (241268600790).

Almost surely, 2^{4278068221075} is an apocalyptic number.

4278068221075 is a deficient number, since it is larger than the sum of its proper divisors (1512378197885).

4278068221075 is a wasteful number, since it uses less digits than its factorization.

4278068221075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9104487 (or 9104482 counting only the distinct ones).

The product of its (nonzero) digits is 3010560, while the sum is 52.

The spelling of 4278068221075 in words is "four trillion, two hundred seventy-eight billion, sixty-eight million, two hundred twenty-one thousand, seventy-five".