144128313218 has 16 divisors (see below), whose sum is σ = 219743466624. Its totient is φ = 70883670000.

The previous prime is 144128313169. The next prime is 144128313221. The reversal of 144128313218 is 812313821441.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 703658 + ... + 885093.

It is an arithmetic number, because the mean of its divisors is an integer number (13733966664).

Almost surely, 2^144128313218 is an apocalyptic number.

144128313218 is a deficient number, since it is larger than the sum of its proper divisors (75615153406).

144128313218 is a wasteful number, since it uses less digits than its factorization.

144128313218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1589497.

The product of its digits is 36864, while the sum is 38.

The spelling of 144128313218 in words is "one hundred forty-four billion, one hundred twenty-eight million, three hundred thirteen thousand, two hundred eighteen".