16434170125377 has 4 divisors (see below), whose sum is σ = 21912226833840. Its totient is φ = 10956113416916.

The previous prime is 16434170125361. The next prime is 16434170125403. The reversal of 16434170125377 is 77352107143461.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16434170125377 - 2⁴ = 16434170125361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16434170125357) 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, 2739028354227 + ... + 2739028354232.

It is an arithmetic number, because the mean of its divisors is an integer number (5478056708460).

Almost surely, 2^{16434170125377} is an apocalyptic number.

It is an amenable number.

16434170125377 is a deficient number, since it is larger than the sum of its proper divisors (5478056708463).

16434170125377 is an equidigital number, since it uses as much as digits as its factorization.

16434170125377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5478056708462.

The product of its (nonzero) digits is 2963520, while the sum is 51.

The spelling of 16434170125377 in words is "sixteen trillion, four hundred thirty-four billion, one hundred seventy million, one hundred twenty-five thousand, three hundred seventy-seven".