5042555331271 has 2 divisors, whose sum is σ = 5042555331272. Its totient is φ = 5042555331270.

The previous prime is 5042555331259. The next prime is 5042555331299. The reversal of 5042555331271 is 1721335552405.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5042555331271 - 2²³ = 5042546942663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5042555331871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2521277665635 + 2521277665636.

It is an arithmetic number, because the mean of its divisors is an integer number (2521277665636).

Almost surely, 2^{5042555331271} is an apocalyptic number.

5042555331271 is a deficient number, since it is larger than the sum of its proper divisors (1).

5042555331271 is an equidigital number, since it uses as much as digits as its factorization.

5042555331271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 630000, while the sum is 43.

The spelling of 5042555331271 in words is "five trillion, forty-two billion, five hundred fifty-five million, three hundred thirty-one thousand, two hundred seventy-one".