16161443146311 has 8 divisors (see below), whose sum is σ = 21549456749040. Its totient is φ = 10773862487232.

The previous prime is 16161443146271. The next prime is 16161443146319. The reversal of 16161443146311 is 11364134416161.

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

It is not a de Polignac number, because 16161443146311 - 2¹⁹ = 16161442622023 is a prime.

It is a super-2 number, since 2×16161443146311² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16161443146319) 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, 108148800 + ... + 108298133.

It is an arithmetic number, because the mean of its divisors is an integer number (2693682093630).

Almost surely, 2^{16161443146311} is an apocalyptic number.

16161443146311 is a deficient number, since it is larger than the sum of its proper divisors (5388013602729).

16161443146311 is a wasteful number, since it uses less digits than its factorization.

16161443146311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216471825.

The product of its digits is 124416, while the sum is 42.

The spelling of 16161443146311 in words is "sixteen trillion, one hundred sixty-one billion, four hundred forty-three million, one hundred forty-six thousand, three hundred eleven".