144331365641 has 8 divisors (see below), whose sum is σ = 154109123520. Its totient is φ = 134845481232.

The previous prime is 144331365599. The next prime is 144331365683. The reversal of 144331365641 is 146563133441.

It is an interprime number because it is at equal distance from previous prime (144331365599) and next prime (144331365683).

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

It is not a de Polignac number, because 144331365641 - 2³⁴ = 127151496457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144331365041) 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, 72967346 + ... + 72969323.

It is an arithmetic number, because the mean of its divisors is an integer number (19263640440).

Almost surely, 2^144331365641 is an apocalyptic number.

It is an amenable number.

144331365641 is a deficient number, since it is larger than the sum of its proper divisors (9777757879).

144331365641 is a wasteful number, since it uses less digits than its factorization.

144331365641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145936735.

The product of its digits is 311040, while the sum is 41.

The spelling of 144331365641 in words is "one hundred forty-four billion, three hundred thirty-one million, three hundred sixty-five thousand, six hundred forty-one".