144243452334433 has 4 divisors (see below), whose sum is σ = 152728361295300. Its totient is φ = 135758543373568.

The previous prime is 144243452334407. The next prime is 144243452334463. The reversal of 144243452334433 is 334433254342441.

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

It can be written as a sum of positive squares in 2 ways, for example, as 71845000156449 + 72398452177984 = 8476143^2 + 8508728^2 .

It is a cyclic number.

It is not a de Polignac number, because 144243452334433 - 2²¹ = 144243450237281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144243452334463) 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, 4242454480408 + ... + 4242454480441.

It is an arithmetic number, because the mean of its divisors is an integer number (38182090323825).

Almost surely, 2^{144243452334433} is an apocalyptic number.

It is an amenable number.

144243452334433 is a deficient number, since it is larger than the sum of its proper divisors (8484908960867).

144243452334433 is an equidigital number, since it uses as much as digits as its factorization.

144243452334433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8484908960866.

The product of its digits is 19906560, while the sum is 49.

The spelling of 144243452334433 in words is "one hundred forty-four trillion, two hundred forty-three billion, four hundred fifty-two million, three hundred thirty-four thousand, four hundred thirty-three".