14061681653 has 4 divisors (see below), whose sum is σ = 14061943980. Its totient is φ = 14061419328.

The previous prime is 14061681629. The next prime is 14061681691. The reversal of 14061681653 is 35618616041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35618616041 = 89 ⋅400209169.

It can be written as a sum of positive squares in 2 ways, for example, as 11390652529 + 2671029124 = 106727^2 + 51682^2 .

It is a cyclic number.

It is not a de Polignac number, because 14061681653 - 2²² = 14057487349 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14061681653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14061681353) 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, 18500 + ... + 168717.

It is an arithmetic number, because the mean of its divisors is an integer number (3515485995).

Almost surely, 2^14061681653 is an apocalyptic number.

It is an amenable number.

14061681653 is a deficient number, since it is larger than the sum of its proper divisors (262327).

14061681653 is an equidigital number, since it uses as much as digits as its factorization.

14061681653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262326.

The product of its (nonzero) digits is 103680, while the sum is 41.

The spelling of 14061681653 in words is "fourteen billion, sixty-one million, six hundred eighty-one thousand, six hundred fifty-three".