16144056243 has 16 divisors (see below), whose sum is σ = 27333852160. Its totient is φ = 9225174888.

The previous prime is 16144056223. The next prime is 16144056259. The reversal of 16144056243 is 34265044161.

16144056243 is a `hidden beast` number, since 1 + 6 + 1 + 4 + 405 + 6 + 243 = 666.

It is not a de Polignac number, because 16144056243 - 2⁸ = 16144055987 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16144056198 and 16144056207.

It is not an unprimeable number, because it can be changed into a prime (16144056223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42708955 + ... + 42709332.

It is an arithmetic number, because the mean of its divisors is an integer number (1708365760).

Almost surely, 2^16144056243 is an apocalyptic number.

16144056243 is a deficient number, since it is larger than the sum of its proper divisors (11189795917).

16144056243 is an equidigital number, since it uses as much as digits as its factorization.

16144056243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85418303 (or 85418297 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 16144056243 in words is "sixteen billion, one hundred forty-four million, fifty-six thousand, two hundred forty-three".