14445105646 has 8 divisors (see below), whose sum is σ = 21672964584. Its totient is φ = 7220784120.

The previous prime is 14445105643. The next prime is 14445105659. The reversal of 14445105646 is 64650154441.

It is a happy number.

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

It is a super-2 number, since 2×14445105646² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14445105599 and 14445105608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14445105643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 874120 + ... + 890491.

It is an arithmetic number, because the mean of its divisors is an integer number (2709120573).

Almost surely, 2^14445105646 is an apocalyptic number.

14445105646 is a deficient number, since it is larger than the sum of its proper divisors (7227858938).

14445105646 is a wasteful number, since it uses less digits than its factorization.

14445105646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1768706.

The product of its (nonzero) digits is 230400, while the sum is 40.

The spelling of 14445105646 in words is "fourteen billion, four hundred forty-five million, one hundred five thousand, six hundred forty-six".