16434277439 has 4 divisors (see below), whose sum is σ = 16436171040. Its totient is φ = 16432383840.

The previous prime is 16434277427. The next prime is 16434277463. The reversal of 16434277439 is 93477243461.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16434277439 - 2¹² = 16434273343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16434277499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 933722 + ... + 951159.

It is an arithmetic number, because the mean of its divisors is an integer number (4109042760).

Almost surely, 2^16434277439 is an apocalyptic number.

16434277439 is a deficient number, since it is larger than the sum of its proper divisors (1893601).

16434277439 is an equidigital number, since it uses as much as digits as its factorization.

16434277439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1893600.

The product of its digits is 3048192, while the sum is 50.

The spelling of 16434277439 in words is "sixteen billion, four hundred thirty-four million, two hundred seventy-seven thousand, four hundred thirty-nine".