144585858873 has 4 divisors (see below), whose sum is σ = 192781145168. Its totient is φ = 96390572580.

The previous prime is 144585858829. The next prime is 144585858881. The reversal of 144585858873 is 378858585441.

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 144585858873 - 2¹⁶ = 144585793337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144585858803) 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, 24097643143 + ... + 24097643148.

It is an arithmetic number, because the mean of its divisors is an integer number (48195286292).

Almost surely, 2^144585858873 is an apocalyptic number.

It is an amenable number.

144585858873 is a deficient number, since it is larger than the sum of its proper divisors (48195286295).

144585858873 is an equidigital number, since it uses as much as digits as its factorization.

144585858873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48195286294.

The product of its digits is 172032000, while the sum is 66.

The spelling of 144585858873 in words is "one hundred forty-four billion, five hundred eighty-five million, eight hundred fifty-eight thousand, eight hundred seventy-three".