144531416439 has 6 divisors (see below), whose sum is σ = 208767601536. Its totient is φ = 96354277620.

The previous prime is 144531416429. The next prime is 144531416489. The reversal of 144531416439 is 934614135441.

144531416439 is a `hidden beast` number, since 1 + 4 + 453 + 1 + 4 + 164 + 39 = 666.

It is not a de Polignac number, because 144531416439 - 2¹³ = 144531408247 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 144531416394 and 144531416403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144531416429) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8029523127 + ... + 8029523144.

It is an arithmetic number, because the mean of its divisors is an integer number (34794600256).

Almost surely, 2^144531416439 is an apocalyptic number.

144531416439 is a deficient number, since it is larger than the sum of its proper divisors (64236185097).

144531416439 is a wasteful number, since it uses less digits than its factorization.

144531416439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16059046277 (or 16059046274 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The spelling of 144531416439 in words is "one hundred forty-four billion, five hundred thirty-one million, four hundred sixteen thousand, four hundred thirty-nine".