65600144443 has 4 divisors (see below), whose sum is σ = 67200148008. Its totient is φ = 64000140880.

The previous prime is 65600144431. The next prime is 65600144461. The reversal of 65600144443 is 34444100656.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65600144443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65600144413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 800001721 + ... + 800001802.

It is an arithmetic number, because the mean of its divisors is an integer number (16800037002).

Almost surely, 2^65600144443 is an apocalyptic number.

65600144443 is a deficient number, since it is larger than the sum of its proper divisors (1600003565).

65600144443 is a wasteful number, since it uses less digits than its factorization.

65600144443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1600003564.

The product of its (nonzero) digits is 138240, while the sum is 37.

The spelling of 65600144443 in words is "sixty-five billion, six hundred million, one hundred forty-four thousand, four hundred forty-three".