14278747284 has 96 divisors (see below), whose sum is σ = 38408160000. Its totient is φ = 4581940608.

The previous prime is 14278747283. The next prime is 14278747303. The reversal of 14278747284 is 48274787241.

14278747284 is a `hidden beast` number, since 1 + 427 + 8 + 74 + 72 + 84 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 14278747284.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14278747283) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1086537 + ... + 1099599.

It is an arithmetic number, because the mean of its divisors is an integer number (400085000).

Almost surely, 2^14278747284 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14278747284, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19204080000).

14278747284 is an abundant number, since it is smaller than the sum of its proper divisors (24129412716).

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

14278747284 is a wasteful number, since it uses less digits than its factorization.

14278747284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13454 (or 13446 counting only the distinct ones).

The product of its digits is 5619712, while the sum is 54.

The spelling of 14278747284 in words is "fourteen billion, two hundred seventy-eight million, seven hundred forty-seven thousand, two hundred eighty-four".