14028864426 has 48 divisors (see below), whose sum is σ = 31249191168. Its totient is φ = 4545266400.

The previous prime is 14028864407. The next prime is 14028864427. The reversal of 14028864426 is 62446882041.

14028864426 is a `hidden beast` number, since 140 + 2 + 8 + 86 + 4 + 426 = 666.

It is not an unprimeable number, because it can be changed into a prime (14028864427) 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, 676431 + ... + 696861.

It is an arithmetic number, because the mean of its divisors is an integer number (651024816).

Almost surely, 2^14028864426 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14028864426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15624595584).

14028864426 is an abundant number, since it is smaller than the sum of its proper divisors (17220326742).

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

14028864426 is a wasteful number, since it uses less digits than its factorization.

14028864426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21507 (or 21504 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 45.

The spelling of 14028864426 in words is "fourteen billion, twenty-eight million, eight hundred sixty-four thousand, four hundred twenty-six".