16434566742367 has 4 divisors (see below), whose sum is σ = 16560021450456. Its totient is φ = 16309112034280.

The previous prime is 16434566742359. The next prime is 16434566742383. The reversal of 16434566742367 is 76324766543461.

It is a happy number.

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 16434566742367 - 2³ = 16434566742359 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16434566742299 and 16434566742308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16434566745367) 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 3 ways as a sum of consecutive naturals, for example, 62727353848 + ... + 62727354109.

It is an arithmetic number, because the mean of its divisors is an integer number (4140005362614).

Almost surely, 2^{16434566742367} is an apocalyptic number.

16434566742367 is a deficient number, since it is larger than the sum of its proper divisors (125454708089).

16434566742367 is a wasteful number, since it uses less digits than its factorization.

16434566742367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125454708088.

The product of its digits is 365783040, while the sum is 64.

The spelling of 16434566742367 in words is "sixteen trillion, four hundred thirty-four billion, five hundred sixty-six million, seven hundred forty-two thousand, three hundred sixty-seven".