144530556423 has 16 divisors (see below), whose sum is σ = 210452601600. Its totient is φ = 87499969280.

The previous prime is 144530556413. The next prime is 144530556431. The reversal of 144530556423 is 324655035441.

It is a cyclic number.

It is not a de Polignac number, because 144530556423 - 2⁴ = 144530556407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144530556413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2326563 + ... + 2387876.

It is an arithmetic number, because the mean of its divisors is an integer number (13153287600).

Almost surely, 2^144530556423 is an apocalyptic number.

144530556423 is a deficient number, since it is larger than the sum of its proper divisors (65922045177).

144530556423 is a wasteful number, since it uses less digits than its factorization.

144530556423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4715382.

The product of its (nonzero) digits is 864000, while the sum is 42.

The spelling of 144530556423 in words is "one hundred forty-four billion, five hundred thirty million, five hundred fifty-six thousand, four hundred twenty-three".