70700077667 has 2 divisors, whose sum is σ = 70700077668. Its totient is φ = 70700077666.

The previous prime is 70700077627. The next prime is 70700077673. The reversal of 70700077667 is 76677000707.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70700077667 - 2¹² = 70700073571 is a prime.

It is not a weakly prime, because it can be changed into another prime (70700077627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35350038833 + 35350038834.

It is an arithmetic number, because the mean of its divisors is an integer number (35350038834).

Almost surely, 2^70700077667 is an apocalyptic number.

70700077667 is a deficient number, since it is larger than the sum of its proper divisors (1).

70700077667 is an equidigital number, since it uses as much as digits as its factorization.

70700077667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 605052, while the sum is 47.

The spelling of 70700077667 in words is "seventy billion, seven hundred million, seventy-seven thousand, six hundred sixty-seven".