70066733403679 has 2 divisors, whose sum is σ = 70066733403680. Its totient is φ = 70066733403678.

The previous prime is 70066733403629. The next prime is 70066733403731. The reversal of 70066733403679 is 97630433766007.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (97630433766007) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70066733403679 - 2²¹ = 70066731306527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70066733403629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35033366701839 + 35033366701840.

It is an arithmetic number, because the mean of its divisors is an integer number (35033366701840).

Almost surely, 2^{70066733403679} is an apocalyptic number.

70066733403679 is a deficient number, since it is larger than the sum of its proper divisors (1).

70066733403679 is an equidigital number, since it uses as much as digits as its factorization.

70066733403679 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72013536, while the sum is 61.

The spelling of 70066733403679 in words is "seventy trillion, sixty-six billion, seven hundred thirty-three million, four hundred three thousand, six hundred seventy-nine".