144047645353 has 4 divisors (see below), whose sum is σ = 146765525508. Its totient is φ = 141329765200.

The previous prime is 144047645321. The next prime is 144047645359. The reversal of 144047645353 is 353546740441.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 353546740441 = 229 ⋅1543872229.

It can be written as a sum of positive squares in 2 ways, for example, as 76869226009 + 67178419344 = 277253^2 + 259188^2 .

It is a cyclic number.

It is not a de Polignac number, because 144047645353 - 2⁵ = 144047645321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144047645359) 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, 1358939998 + ... + 1358940103.

It is an arithmetic number, because the mean of its divisors is an integer number (36691381377).

Almost surely, 2^144047645353 is an apocalyptic number.

It is an amenable number.

144047645353 is a deficient number, since it is larger than the sum of its proper divisors (2717880155).

144047645353 is an equidigital number, since it uses as much as digits as its factorization.

144047645353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2717880154.

The product of its (nonzero) digits is 2419200, while the sum is 46.

The spelling of 144047645353 in words is "one hundred forty-four billion, forty-seven million, six hundred forty-five thousand, three hundred fifty-three".