14555555444444 has 12 divisors (see below), whose sum is σ = 29111110888944. Its totient is φ = 6238095190464.

The previous prime is 14555555444401. The next prime is 14555555444477. The reversal of 14555555444444 is 44444455555541.

It is a happy number.

14555555444444 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 259920632909 + ... + 259920632964.

It is an arithmetic number, because the mean of its divisors is an integer number (2425925907412).

Almost surely, 2^{14555555444444} is an apocalyptic number.

14555555444444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

14555555444444 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

14555555444444 is a wasteful number, since it uses less digits than its factorization.

14555555444444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519841265884 (or 519841265882 counting only the distinct ones).

The product of its digits is 256000000, while the sum is 59.

The spelling of 14555555444444 in words is "fourteen trillion, five hundred fifty-five billion, five hundred fifty-five million, four hundred forty-four thousand, four hundred forty-four".