144457317759 has 8 divisors (see below), whose sum is σ = 194314268592. Its totient is φ = 95452622720.

The previous prime is 144457317749. The next prime is 144457317833. The reversal of 144457317759 is 957713754441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 144457317759 - 2¹⁶ = 144457252223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 144457317699 and 144457317708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144457317749) 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, 213063552 + ... + 213064229.

It is an arithmetic number, because the mean of its divisors is an integer number (24289283574).

Almost surely, 2^144457317759 is an apocalyptic number.

144457317759 is a deficient number, since it is larger than the sum of its proper divisors (49856950833).

144457317759 is a wasteful number, since it uses less digits than its factorization.

144457317759 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426127897.

The product of its digits is 14817600, while the sum is 57.

The spelling of 144457317759 in words is "one hundred forty-four billion, four hundred fifty-seven million, three hundred seventeen thousand, seven hundred fifty-nine".