70086956867 has 2 divisors, whose sum is σ = 70086956868. Its totient is φ = 70086956866.

The previous prime is 70086956843. The next prime is 70086956869. The reversal of 70086956867 is 76865968007.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70086956867 - 2¹⁶ = 70086891331 is a prime.

It is a super-3 number, since 3×70086956867³ (a number of 34 digits) contains 333 as substring.

Together with 70086956869, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (70086956869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35043478433 + 35043478434.

It is an arithmetic number, because the mean of its divisors is an integer number (35043478434).

Almost surely, 2^70086956867 is an apocalyptic number.

70086956867 is a deficient number, since it is larger than the sum of its proper divisors (1).

70086956867 is an equidigital number, since it uses as much as digits as its factorization.

70086956867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30481920, while the sum is 62.

The spelling of 70086956867 in words is "seventy billion, eighty-six million, nine hundred fifty-six thousand, eight hundred sixty-seven".