144226878488637 has 16 divisors (see below), whose sum is σ = 219780873940992. Its totient is φ = 82412890544880.

The previous prime is 144226878488531. The next prime is 144226878488639. The reversal of 144226878488637 is 736884878622441.

It is not a de Polignac number, because 144226878488637 - 2⁷ = 144226878488509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144226878488639) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102140073 + ... + 103542494.

It is an arithmetic number, because the mean of its divisors is an integer number (13736304621312).

Almost surely, 2^{144226878488637} is an apocalyptic number.

It is an amenable number.

144226878488637 is a deficient number, since it is larger than the sum of its proper divisors (75553995452355).

144226878488637 is a wasteful number, since it uses less digits than its factorization.

144226878488637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205715968.

The product of its digits is 5549064192, while the sum is 78.

The spelling of 144226878488637 in words is "one hundred forty-four trillion, two hundred twenty-six billion, eight hundred seventy-eight million, four hundred eighty-eight thousand, six hundred thirty-seven".