16168261343 has 16 divisors (see below), whose sum is σ = 17488203936. Its totient is φ = 14859331200.

The previous prime is 16168261301. The next prime is 16168261381. The reversal of 16168261343 is 34316286161.

It is a cyclic number.

It is not a de Polignac number, because 16168261343 - 2¹⁰ = 16168260319 is a prime.

It is a super-2 number, since 2×16168261343² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16168261343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16168261393) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4329305 + ... + 4333037.

It is an arithmetic number, because the mean of its divisors is an integer number (1093012746).

Almost surely, 2^16168261343 is an apocalyptic number.

16168261343 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

16168261343 is a deficient number, since it is larger than the sum of its proper divisors (1319942593).

16168261343 is a wasteful number, since it uses less digits than its factorization.

16168261343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5114.

The product of its digits is 124416, while the sum is 41.

The spelling of 16168261343 in words is "sixteen billion, one hundred sixty-eight million, two hundred sixty-one thousand, three hundred forty-three".