16444045014405 has 8 divisors (see below), whose sum is σ = 26310472023072. Its totient is φ = 8770157341008.

The previous prime is 16444045014377. The next prime is 16444045014409. The reversal of 16444045014405 is 50441054044461.

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

It is not a de Polignac number, because 16444045014405 - 2⁸ = 16444045014149 is a prime.

It is a super-3 number, since 3×16444045014405³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16444045014409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 548134833799 + ... + 548134833828.

It is an arithmetic number, because the mean of its divisors is an integer number (3288809002884).

Almost surely, 2^{16444045014405} is an apocalyptic number.

16444045014405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16444045014405 is a deficient number, since it is larger than the sum of its proper divisors (9866427008667).

16444045014405 is a wasteful number, since it uses less digits than its factorization.

16444045014405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1096269667635.

The product of its (nonzero) digits is 614400, while the sum is 42.

Adding to 16444045014405 its reverse (50441054044461), we get a palindrome (66885099058866).

The spelling of 16444045014405 in words is "sixteen trillion, four hundred forty-four billion, forty-five million, fourteen thousand, four hundred five".