1443145564623 has 48 divisors (see below), whose sum is σ = 2383639388160. Its totient is φ = 760136674752.

The previous prime is 1443145564603. The next prime is 1443145564717. The reversal of 1443145564623 is 3264655413441.

It is not a de Polignac number, because 1443145564623 - 2¹⁰ = 1443145563599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1443145564603) 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 47 ways as a sum of consecutive naturals, for example, 2291983 + ... + 2852976.

It is an arithmetic number, because the mean of its divisors is an integer number (49659153920).

Almost surely, 2^{1443145564623} is an apocalyptic number.

1443145564623 is a deficient number, since it is larger than the sum of its proper divisors (940493823537).

1443145564623 is a wasteful number, since it uses less digits than its factorization.

1443145564623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5145044 (or 5145025 counting only the distinct ones).

The product of its digits is 4147200, while the sum is 48.

The spelling of 1443145564623 in words is "one trillion, four hundred forty-three billion, one hundred forty-five million, five hundred sixty-four thousand, six hundred twenty-three".