14235503664161 has 4 divisors (see below), whose sum is σ = 15330542407572. Its totient is φ = 13140464920752.

The previous prime is 14235503664131. The next prime is 14235503664167. The reversal of 14235503664161 is 16146630553241.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2734459104400 + 11501044559761 = 1653620^2 + 3391319^2 .

It is not a de Polignac number, because 14235503664161 - 2⁴² = 9837457153057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14235503664167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 547519371686 + ... + 547519371711.

It is an arithmetic number, because the mean of its divisors is an integer number (3832635601893).

Almost surely, 2^{14235503664161} is an apocalyptic number.

It is an amenable number.

14235503664161 is a deficient number, since it is larger than the sum of its proper divisors (1095038743411).

14235503664161 is a wasteful number, since it uses less digits than its factorization.

14235503664161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1095038743410.

The product of its (nonzero) digits is 1555200, while the sum is 47.

The spelling of 14235503664161 in words is "fourteen trillion, two hundred thirty-five billion, five hundred three million, six hundred sixty-four thousand, one hundred sixty-one".