144887935795199 has 4 divisors (see below), whose sum is σ = 148803825951864. Its totient is φ = 140972045638536.

The previous prime is 144887935795181. The next prime is 144887935795241. The reversal of 144887935795199 is 991597539788441.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-144887935795199 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 (144887935995199) 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, 1957945078277 + ... + 1957945078350.

It is an arithmetic number, because the mean of its divisors is an integer number (37200956487966).

Almost surely, 2^{144887935795199} is an apocalyptic number.

144887935795199 is a deficient number, since it is larger than the sum of its proper divisors (3915890156665).

144887935795199 is an equidigital number, since it uses as much as digits as its factorization.

144887935795199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3915890156664.

The product of its digits is 24690355200, while the sum is 89.

The spelling of 144887935795199 in words is "one hundred forty-four trillion, eight hundred eighty-seven billion, nine hundred thirty-five million, seven hundred ninety-five thousand, one hundred ninety-nine".