14434395809581 has 8 divisors (see below), whose sum is σ = 15747153062400. Its totient is φ = 13121728465440.

The previous prime is 14434395809527. The next prime is 14434395809611. The reversal of 14434395809581 is 18590859343441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 14434395809581 - 2⁹ = 14434395809069 is a prime.

It is a super-2 number, since 2×14434395809581² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14434395809521) 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 7 ways as a sum of consecutive naturals, for example, 22141261 + ... + 22783858.

It is an arithmetic number, because the mean of its divisors is an integer number (1968394132800).

Almost surely, 2^{14434395809581} is an apocalyptic number.

14434395809581 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

14434395809581 is a deficient number, since it is larger than the sum of its proper divisors (1312757252819).

14434395809581 is a wasteful number, since it uses less digits than its factorization.

14434395809581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44954339.

The product of its (nonzero) digits is 74649600, while the sum is 64.

The spelling of 14434395809581 in words is "fourteen trillion, four hundred thirty-four billion, three hundred ninety-five million, eight hundred nine thousand, five hundred eighty-one".