71486048263891 has 2 divisors, whose sum is σ = 71486048263892. Its totient is φ = 71486048263890.

The previous prime is 71486048263831. The next prime is 71486048264041. The reversal of 71486048263891 is 19836284068417.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 71486048263891 - 2⁹ = 71486048263379 is a prime.

It is a super-2 number, since 2×71486048263891² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (71486048263831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35743024131945 + 35743024131946.

It is an arithmetic number, because the mean of its divisors is an integer number (35743024131946).

Almost surely, 2^{71486048263891} is an apocalyptic number.

71486048263891 is a deficient number, since it is larger than the sum of its proper divisors (1).

71486048263891 is an equidigital number, since it uses as much as digits as its factorization.

71486048263891 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 111476736, while the sum is 67.

The spelling of 71486048263891 in words is "seventy-one trillion, four hundred eighty-six billion, forty-eight million, two hundred sixty-three thousand, eight hundred ninety-one".