144544136260456 has 32 divisors (see below), whose sum is σ = 275615264059200. Its totient is φ = 71046745355520.

The previous prime is 144544136260451. The next prime is 144544136260571. The reversal of 144544136260456 is 654062631445441.

It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 144544136260397 and 144544136260406.

It is not an unprimeable number, because it can be changed into a prime (144544136260451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103729861 + ... + 105114091.

It is an arithmetic number, because the mean of its divisors is an integer number (8612977001850).

Almost surely, 2^{144544136260456} is an apocalyptic number.

It is an amenable number.

144544136260456 is a deficient number, since it is larger than the sum of its proper divisors (131071127798744).

144544136260456 is a wasteful number, since it uses less digits than its factorization.

144544136260456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1605529 (or 1605525 counting only the distinct ones).

The product of its (nonzero) digits is 33177600, while the sum is 55.

The spelling of 144544136260456 in words is "one hundred forty-four trillion, five hundred forty-four billion, one hundred thirty-six million, two hundred sixty thousand, four hundred fifty-six".