16442144264211 has 8 divisors (see below), whose sum is σ = 21922889902080. Its totient is φ = 10961414067912.

The previous prime is 16442144264197. The next prime is 16442144264297. The reversal of 16442144264211 is 11246244124461.

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

It is not a de Polignac number, because 16442144264211 - 2¹³ = 16442144256019 is a prime.

It is a super-3 number, since 3×16442144264211³ (a number of 41 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (16442144264011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1092315 + ... + 5837588.

It is an arithmetic number, because the mean of its divisors is an integer number (2740361237760).

Almost surely, 2^{16442144264211} is an apocalyptic number.

16442144264211 is a deficient number, since it is larger than the sum of its proper divisors (5480745637869).

16442144264211 is an equidigital number, since it uses as much as digits as its factorization.

16442144264211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7720785.

The product of its digits is 294912, while the sum is 42.

Adding to 16442144264211 its reverse (11246244124461), we get a palindrome (27688388388672).

The spelling of 16442144264211 in words is "sixteen trillion, four hundred forty-two billion, one hundred forty-four million, two hundred sixty-four thousand, two hundred eleven".