116671570671647 has 2 divisors, whose sum is σ = 116671570671648. Its totient is φ = 116671570671646.

The previous prime is 116671570671587. The next prime is 116671570671739. The reversal of 116671570671647 is 746176075176611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 116671570671647 - 2²⁰ = 116671569623071 is a prime.

It is a super-2 number, since 2×116671570671647² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116671570601647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58335785335823 + 58335785335824.

It is an arithmetic number, because the mean of its divisors is an integer number (58335785335824).

Almost surely, 2^{116671570671647} is an apocalyptic number.

116671570671647 is a deficient number, since it is larger than the sum of its proper divisors (1).

116671570671647 is an equidigital number, since it uses as much as digits as its factorization.

116671570671647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62233920, while the sum is 65.

The spelling of 116671570671647 in words is "one hundred sixteen trillion, six hundred seventy-one billion, five hundred seventy million, six hundred seventy-one thousand, six hundred forty-seven".