16443423234734 has 16 divisors (see below), whose sum is σ = 25331956621200. Its totient is φ = 7999441141824.

The previous prime is 16443423234731. The next prime is 16443423234757. The reversal of 16443423234734 is 43743232434461.

It is a super-3 number, since 3×16443423234734³ (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 (16443423234731) 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 7 ways as a sum of consecutive naturals, for example, 9593402 + ... + 11176770.

It is an arithmetic number, because the mean of its divisors is an integer number (1583247288825).

Almost surely, 2^{16443423234734} is an apocalyptic number.

16443423234734 is a deficient number, since it is larger than the sum of its proper divisors (8888533386466).

16443423234734 is a wasteful number, since it uses less digits than its factorization.

16443423234734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1723747.

The product of its digits is 13934592, while the sum is 50.

The spelling of 16443423234734 in words is "sixteen trillion, four hundred forty-three billion, four hundred twenty-three million, two hundred thirty-four thousand, seven hundred thirty-four".