144033444397 has 4 divisors (see below), whose sum is σ = 144038217856. Its totient is φ = 144028670940.

The previous prime is 144033444391. The next prime is 144033444409. The reversal of 144033444397 is 793444330441.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144033444397 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 (144033444391) 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, 2341179 + ... + 2401912.

It is an arithmetic number, because the mean of its divisors is an integer number (36009554464).

Almost surely, 2^144033444397 is an apocalyptic number.

It is an amenable number.

144033444397 is a deficient number, since it is larger than the sum of its proper divisors (4773459).

144033444397 is an equidigital number, since it uses as much as digits as its factorization.

144033444397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4773458.

The product of its (nonzero) digits is 1741824, while the sum is 46.

The spelling of 144033444397 in words is "one hundred forty-four billion, thirty-three million, four hundred forty-four thousand, three hundred ninety-seven".