70666511119 has 2 divisors, whose sum is σ = 70666511120. Its totient is φ = 70666511118.

The previous prime is 70666511117. The next prime is 70666511203. The reversal of 70666511119 is 91111566607.

It is a weak prime.

It is an emirp because it is prime and its reverse (91111566607) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70666511119 - 2¹ = 70666511117 is a prime.

It is a super-2 number, since 2×70666511119² (a number of 22 digits) contains 22 as substring.

Together with 70666511117, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70666511117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35333255559 + 35333255560.

It is an arithmetic number, because the mean of its divisors is an integer number (35333255560).

Almost surely, 2^70666511119 is an apocalyptic number.

70666511119 is a deficient number, since it is larger than the sum of its proper divisors (1).

70666511119 is an equidigital number, since it uses as much as digits as its factorization.

70666511119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 43.

The spelling of 70666511119 in words is "seventy billion, six hundred sixty-six million, five hundred eleven thousand, one hundred nineteen".