71049366407 has 2 divisors, whose sum is σ = 71049366408. Its totient is φ = 71049366406.

The previous prime is 71049366397. The next prime is 71049366433. The reversal of 71049366407 is 70466394017.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 71049366407 - 2⁸ = 71049366151 is a prime.

It is a super-2 number, since 2×71049366407² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71049326407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35524683203 + 35524683204.

It is an arithmetic number, because the mean of its divisors is an integer number (35524683204).

Almost surely, 2^71049366407 is an apocalyptic number.

71049366407 is a deficient number, since it is larger than the sum of its proper divisors (1).

71049366407 is an equidigital number, since it uses as much as digits as its factorization.

71049366407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 762048, while the sum is 47.

The spelling of 71049366407 in words is "seventy-one billion, forty-nine million, three hundred sixty-six thousand, four hundred seven".