14144662505 has 8 divisors (see below), whose sum is σ = 16974469512. Its totient is φ = 11315147008.

The previous prime is 14144662471. The next prime is 14144662559. The reversal of 14144662505 is 50526644141.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 896882704 + 13247779801 = 29948^2 + 115099^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 14144662505 - 2²⁸ = 13876227049 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 53939 + ... + 176631.

It is an arithmetic number, because the mean of its divisors is an integer number (2121808689).

Almost surely, 2^14144662505 is an apocalyptic number.

It is an amenable number.

14144662505 is a deficient number, since it is larger than the sum of its proper divisors (2829807007).

14144662505 is a wasteful number, since it uses less digits than its factorization.

14144662505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145755.

The product of its (nonzero) digits is 115200, while the sum is 38.

The spelling of 14144662505 in words is "fourteen billion, one hundred forty-four million, six hundred sixty-two thousand, five hundred five".