144408342657 has 4 divisors (see below), whose sum is σ = 192544456880. Its totient is φ = 96272228436.

The previous prime is 144408342641. The next prime is 144408342751. The reversal of 144408342657 is 756243804441.

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 not a de Polignac number, because 144408342657 - 2⁴ = 144408342641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144408342457) 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, 24068057107 + ... + 24068057112.

It is an arithmetic number, because the mean of its divisors is an integer number (48136114220).

Almost surely, 2^144408342657 is an apocalyptic number.

It is an amenable number.

144408342657 is a deficient number, since it is larger than the sum of its proper divisors (48136114223).

144408342657 is an equidigital number, since it uses as much as digits as its factorization.

144408342657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48136114222.

The product of its (nonzero) digits is 2580480, while the sum is 48.

The spelling of 144408342657 in words is "one hundred forty-four billion, four hundred eight million, three hundred forty-two thousand, six hundred fifty-seven".