4278444363 has 12 divisors (see below), whose sum is σ = 6183345168. Its totient is φ = 2850740880.

The previous prime is 4278444361. The next prime is 4278444427. The reversal of 4278444363 is 3634448724.

It is not a de Polignac number, because 4278444363 - 2¹ = 4278444361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4278444361) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112068 + ... + 145313.

It is an arithmetic number, because the mean of its divisors is an integer number (515278764).

Almost surely, 2^4278444363 is an apocalyptic number.

4278444363 is a deficient number, since it is larger than the sum of its proper divisors (1904900805).

4278444363 is a wasteful number, since it uses less digits than its factorization.

4278444363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259234 (or 259231 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 45.

The square root of 4278444363 is about 65409.8185519575. The cubic root of 4278444363 is about 1623.4115429021.

The spelling of 4278444363 in words is "four billion, two hundred seventy-eight million, four hundred forty-four thousand, three hundred sixty-three".