144605307839 has 8 divisors (see below), whose sum is σ = 147114090000. Its totient is φ = 142098453952.

The previous prime is 144605307829. The next prime is 144605307851. The reversal of 144605307839 is 938703506441.

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

It is a cyclic number.

It is not a de Polignac number, because 144605307839 - 2¹² = 144605303743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144605307829) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 330374 + ... + 631155.

It is an arithmetic number, because the mean of its divisors is an integer number (18389261250).

Almost surely, 2^144605307839 is an apocalyptic number.

144605307839 is a deficient number, since it is larger than the sum of its proper divisors (2508782161).

144605307839 is an equidigital number, since it uses as much as digits as its factorization.

144605307839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964137.

The product of its (nonzero) digits is 2177280, while the sum is 50.

The spelling of 144605307839 in words is "one hundred forty-four billion, six hundred five million, three hundred seven thousand, eight hundred thirty-nine".