144641203745 has 16 divisors (see below), whose sum is σ = 174344523600. Its totient is φ = 115197272064.

The previous prime is 144641203673. The next prime is 144641203823. The reversal of 144641203745 is 547302146441.

It can be written as a sum of positive squares in 8 ways, for example, as 1063868689 + 143577335056 = 32617^2 + 378916^2 .

It is a cyclic number.

It is not a de Polignac number, because 144641203745 - 2⁸ = 144641203489 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1070231 + ... + 1197779.

It is an arithmetic number, because the mean of its divisors is an integer number (10896532725).

Almost surely, 2^144641203745 is an apocalyptic number.

It is an amenable number.

144641203745 is a deficient number, since it is larger than the sum of its proper divisors (29703319855).

144641203745 is a wasteful number, since it uses less digits than its factorization.

144641203745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128564.

The product of its (nonzero) digits is 322560, while the sum is 41.

The spelling of 144641203745 in words is "one hundred forty-four billion, six hundred forty-one million, two hundred three thousand, seven hundred forty-five".