144117021386 has 8 divisors (see below), whose sum is σ = 232804419204. Its totient is φ = 66515548320.

The previous prime is 144117021383. The next prime is 144117021397. The reversal of 144117021386 is 683120711441.

It can be written as a sum of positive squares in 2 ways, for example, as 116532794161 + 27584227225 = 341369^2 + 166085^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (144117021383) 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 3 ways as a sum of consecutive naturals, for example, 2771481155 + ... + 2771481206.

Almost surely, 2^144117021386 is an apocalyptic number.

144117021386 is a deficient number, since it is larger than the sum of its proper divisors (88687397818).

144117021386 is a wasteful number, since it uses less digits than its factorization.

144117021386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5542962376.

The product of its (nonzero) digits is 32256, while the sum is 38.

The spelling of 144117021386 in words is "one hundred forty-four billion, one hundred seventeen million, twenty-one thousand, three hundred eighty-six".