65075144420445 has 32 divisors (see below), whose sum is σ = 104493926067840. Its totient is φ = 34582186168320.

The previous prime is 65075144420431. The next prime is 65075144420513. The reversal of 65075144420445 is 54402444157056.

It is not a de Polignac number, because 65075144420445 - 2⁸ = 65075144420189 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 150719362 + ... + 151150508.

It is an arithmetic number, because the mean of its divisors is an integer number (3265435189620).

Almost surely, 2^{65075144420445} is an apocalyptic number.

It is an amenable number.

65075144420445 is a deficient number, since it is larger than the sum of its proper divisors (39418781647395).

65075144420445 is a wasteful number, since it uses less digits than its factorization.

65075144420445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467245.

The product of its (nonzero) digits is 10752000, while the sum is 51.

The spelling of 65075144420445 in words is "sixty-five trillion, seventy-five billion, one hundred forty-four million, four hundred twenty thousand, four hundred forty-five".