4278311752066 has 8 divisors (see below), whose sum is σ = 7000873776144. Its totient is φ = 1944687160020.

The previous prime is 4278311752037. The next prime is 4278311752067. The reversal of 4278311752066 is 6602571138724.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (4278311752067) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 97234357980 + ... + 97234358023.

It is an arithmetic number, because the mean of its divisors is an integer number (875109222018).

Almost surely, 2^{4278311752066} is an apocalyptic number.

4278311752066 is a deficient number, since it is larger than the sum of its proper divisors (2722562024078).

4278311752066 is a wasteful number, since it uses less digits than its factorization.

4278311752066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194468716016.

The product of its (nonzero) digits is 3386880, while the sum is 52.

The spelling of 4278311752066 in words is "four trillion, two hundred seventy-eight billion, three hundred eleven million, seven hundred fifty-two thousand, sixty-six".