14421543544 has 32 divisors (see below), whose sum is σ = 27632275200. Its totient is φ = 7053121120.

The previous prime is 14421543541. The next prime is 14421543569. The reversal of 14421543544 is 44534512441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14421543541) 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, 670347 + ... + 691525.

It is an arithmetic number, because the mean of its divisors is an integer number (863508600).

Almost surely, 2^14421543544 is an apocalyptic number.

It is an amenable number.

14421543544 is a deficient number, since it is larger than the sum of its proper divisors (13210731656).

14421543544 is a wasteful number, since it uses less digits than its factorization.

14421543544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23043 (or 23039 counting only the distinct ones).

The product of its digits is 153600, while the sum is 37.

The spelling of 14421543544 in words is "fourteen billion, four hundred twenty-one million, five hundred forty-three thousand, five hundred forty-four".