144002157171 has 16 divisors (see below), whose sum is σ = 194986306944. Its totient is φ = 94520732544.

The previous prime is 144002157163. The next prime is 144002157181. The reversal of 144002157171 is 171751200441.

It is not a de Polignac number, because 144002157171 - 2³ = 144002157163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144002157181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1323766 + ... + 1428411.

It is an arithmetic number, because the mean of its divisors is an integer number (12186644184).

Almost surely, 2^144002157171 is an apocalyptic number.

144002157171 is a deficient number, since it is larger than the sum of its proper divisors (50984149773).

144002157171 is a wasteful number, since it uses less digits than its factorization.

144002157171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2752450.

The product of its (nonzero) digits is 7840, while the sum is 33.

The spelling of 144002157171 in words is "one hundred forty-four billion, two million, one hundred fifty-seven thousand, one hundred seventy-one".