444140134271 has 2 divisors, whose sum is σ = 444140134272. Its totient is φ = 444140134270.

The previous prime is 444140134259. The next prime is 444140134297. The reversal of 444140134271 is 172431041444.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 444140134271 - 2²² = 444135939967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (444140134871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222070067135 + 222070067136.

It is an arithmetic number, because the mean of its divisors is an integer number (222070067136).

Almost surely, 2^444140134271 is an apocalyptic number.

444140134271 is a deficient number, since it is larger than the sum of its proper divisors (1).

444140134271 is an equidigital number, since it uses as much as digits as its factorization.

444140134271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43008, while the sum is 35.

The spelling of 444140134271 in words is "four hundred forty-four billion, one hundred forty million, one hundred thirty-four thousand, two hundred seventy-one".