71798480731127 has 2 divisors, whose sum is σ = 71798480731128. Its totient is φ = 71798480731126.

The previous prime is 71798480731121. The next prime is 71798480731171. The reversal of 71798480731127 is 72113708489717.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 71798480731127 - 2¹⁰ = 71798480730103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71798480731121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35899240365563 + 35899240365564.

It is an arithmetic number, because the mean of its divisors is an integer number (35899240365564).

Almost surely, 2^{71798480731127} is an apocalyptic number.

71798480731127 is a deficient number, since it is larger than the sum of its proper divisors (1).

71798480731127 is an equidigital number, since it uses as much as digits as its factorization.

71798480731127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33191424, while the sum is 65.

The spelling of 71798480731127 in words is "seventy-one trillion, seven hundred ninety-eight billion, four hundred eighty million, seven hundred thirty-one thousand, one hundred twenty-seven".