14447673440 has 48 divisors (see below), whose sum is σ = 34141074912. Its totient is φ = 5777639424.

The previous prime is 14447673437. The next prime is 14447673463. The reversal of 14447673440 is 4437674441.

It is a junction number, because it is equal to n+sod(n) for n = 14447673391 and 14447673400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 838997 + ... + 856043.

It is an arithmetic number, because the mean of its divisors is an integer number (711272394).

Almost surely, 2^14447673440 is an apocalyptic number.

14447673440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14447673440 is an abundant number, since it is smaller than the sum of its proper divisors (19693401472).

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

14447673440 is a wasteful number, since it uses less digits than its factorization.

14447673440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22359 (or 22351 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 44.

The spelling of 14447673440 in words is "fourteen billion, four hundred forty-seven million, six hundred seventy-three thousand, four hundred forty".