14161531605205 has 24 divisors (see below), whose sum is σ = 17936357650200. Its totient is φ = 10732332183552.

The previous prime is 14161531605191. The next prime is 14161531605211. The reversal of 14161531605205 is 50250613516141.

14161531605205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1650610827121 + 12510920778084 = 1284761^2 + 3537078^2 .

It is not a de Polignac number, because 14161531605205 - 2¹¹ = 14161531603157 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32433781 + ... + 32867509.

It is an arithmetic number, because the mean of its divisors is an integer number (747348235425).

Almost surely, 2^{14161531605205} is an apocalyptic number.

It is an amenable number.

14161531605205 is a deficient number, since it is larger than the sum of its proper divisors (3774826044995).

14161531605205 is a wasteful number, since it uses less digits than its factorization.

14161531605205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451861 (or 451842 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 40.

The spelling of 14161531605205 in words is "fourteen trillion, one hundred sixty-one billion, five hundred thirty-one million, six hundred five thousand, two hundred five".