16434343433 has 8 divisors (see below), whose sum is σ = 17283913728. Its totient is φ = 15596025984.

The previous prime is 16434343423. The next prime is 16434343439. The reversal of 16434343433 is 33434343461.

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

It is a cyclic number.

It is not a de Polignac number, because 16434343433 - 2¹⁰ = 16434342409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16434343439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2810216 + ... + 2816057.

It is an arithmetic number, because the mean of its divisors is an integer number (2160489216).

Almost surely, 2^16434343433 is an apocalyptic number.

It is an amenable number.

16434343433 is a deficient number, since it is larger than the sum of its proper divisors (849570295).

16434343433 is a wasteful number, since it uses less digits than its factorization.

16434343433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5626423.

The product of its digits is 373248, while the sum is 38.

Adding to 16434343433 its reverse (33434343461), we get a palindrome (49868686894).

The spelling of 16434343433 in words is "sixteen billion, four hundred thirty-four million, three hundred forty-three thousand, four hundred thirty-three".