14018140028447 has 4 divisors (see below), whose sum is σ = 14018308998600. Its totient is φ = 14017971058296.

The previous prime is 14018140028441. The next prime is 14018140028491. The reversal of 14018140028447 is 74482004181041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 14018140028447 - 2¹² = 14018140024351 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14018140028398 and 14018140028407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14018140028441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84360572 + ... + 84526577.

It is an arithmetic number, because the mean of its divisors is an integer number (3504577249650).

Almost surely, 2^{14018140028447} is an apocalyptic number.

14018140028447 is a deficient number, since it is larger than the sum of its proper divisors (168970153).

14018140028447 is an equidigital number, since it uses as much as digits as its factorization.

14018140028447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168970152.

The product of its (nonzero) digits is 229376, while the sum is 44.

The spelling of 14018140028447 in words is "fourteen trillion, eighteen billion, one hundred forty million, twenty-eight thousand, four hundred forty-seven".