144163723256 has 16 divisors (see below), whose sum is σ = 308922264240. Its totient is φ = 61784452800.

The previous prime is 144163723219. The next prime is 144163723271. The reversal of 144163723256 is 652327361441.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1287176045 + ... + 1287176156.

It is an arithmetic number, because the mean of its divisors is an integer number (19307641515).

Almost surely, 2^144163723256 is an apocalyptic number.

It is an amenable number.

144163723256 is an abundant number, since it is smaller than the sum of its proper divisors (164758540984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144163723256 is a wasteful number, since it uses less digits than its factorization.

144163723256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2574352214 (or 2574352210 counting only the distinct ones).

The product of its digits is 725760, while the sum is 44.

The spelling of 144163723256 in words is "one hundred forty-four billion, one hundred sixty-three million, seven hundred twenty-three thousand, two hundred fifty-six".