71040677067067 has 2 divisors, whose sum is σ = 71040677067068. Its totient is φ = 71040677067066.

The previous prime is 71040677067053. The next prime is 71040677067167. The reversal of 71040677067067 is 76076077604017.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-71040677067067 is a prime.

It is not a weakly prime, because it can be changed into another prime (71040677067167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35520338533533 + 35520338533534.

It is an arithmetic number, because the mean of its divisors is an integer number (35520338533534).

Almost surely, 2^{71040677067067} is an apocalyptic number.

71040677067067 is a deficient number, since it is larger than the sum of its proper divisors (1).

71040677067067 is an equidigital number, since it uses as much as digits as its factorization.

71040677067067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14521248, while the sum is 58.

The spelling of 71040677067067 in words is "seventy-one trillion, forty billion, six hundred seventy-seven million, sixty-seven thousand, sixty-seven".