144543561453 has 12 divisors (see below), whose sum is σ = 216517927808. Its totient is φ = 96362374140.

The previous prime is 144543561427. The next prime is 144543561493. The reversal of 144543561453 is 354165345441.

144543561453 is a `hidden beast` number, since 1 + 4 + 4 + 5 + 43 + 561 + 45 + 3 = 666.

It is not a de Polignac number, because 144543561453 - 2¹⁶ = 144543495917 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 144543561399 and 144543561408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144543561403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 297414493 + ... + 297414978.

Almost surely, 2^144543561453 is an apocalyptic number.

It is an amenable number.

144543561453 is a deficient number, since it is larger than the sum of its proper divisors (71974366355).

144543561453 is an frugal number, since it uses more digits than its factorization.

144543561453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594829486 (or 594829474 counting only the distinct ones).

The product of its digits is 1728000, while the sum is 45.

The spelling of 144543561453 in words is "one hundred forty-four billion, five hundred forty-three million, five hundred sixty-one thousand, four hundred fifty-three".