4278260318423 has 16 divisors (see below), whose sum is σ = 5284560402240. Its totient is φ = 3372776948736.

The previous prime is 4278260318419. The next prime is 4278260318429. The reversal of 4278260318423 is 3248130628724.

It is not a de Polignac number, because 4278260318423 - 2² = 4278260318419 is a prime.

It is a super-4 number, since 4×4278260318423⁴ (a number of 52 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4278260318429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84837338 + ... + 84887751.

It is an arithmetic number, because the mean of its divisors is an integer number (330285025140).

Almost surely, 2^{4278260318423} is an apocalyptic number.

4278260318423 is a deficient number, since it is larger than the sum of its proper divisors (1006300083817).

4278260318423 is a wasteful number, since it uses less digits than its factorization.

4278260318423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169725386.

The product of its (nonzero) digits is 3096576, while the sum is 50.

The spelling of 4278260318423 in words is "four trillion, two hundred seventy-eight billion, two hundred sixty million, three hundred eighteen thousand, four hundred twenty-three".