144553064553 has 12 divisors (see below), whose sum is σ = 208805075700. Its totient is φ = 96365846016.

The previous prime is 144553064543. The next prime is 144553064567. The reversal of 144553064553 is 355460355441.

It is a happy number.

144553064553 is a `hidden beast` number, since 1 + 4 + 4 + 5 + 5 + 30 + 64 + 553 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 84932610624 + 59620453929 = 291432^2 + 244173^2 .

It is not a de Polignac number, because 144553064553 - 2⁶ = 144553064489 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 144553064499 and 144553064508.

It is not an unprimeable number, because it can be changed into a prime (144553064543) 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, 107473 + ... + 548321.

It is an arithmetic number, because the mean of its divisors is an integer number (17400422975).

Almost surely, 2^144553064553 is an apocalyptic number.

It is an amenable number.

144553064553 is a deficient number, since it is larger than the sum of its proper divisors (64252011147).

144553064553 is a wasteful number, since it uses less digits than its factorization.

144553064553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477288 (or 477285 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 45.

The spelling of 144553064553 in words is "one hundred forty-four billion, five hundred fifty-three million, sixty-four thousand, five hundred fifty-three".