70703400066643 has 2 divisors, whose sum is σ = 70703400066644. Its totient is φ = 70703400066642.

The previous prime is 70703400066617. The next prime is 70703400066707. The reversal of 70703400066643 is 34666000430707.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70703400066643 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 70703400066593 and 70703400066602.

It is not a weakly prime, because it can be changed into another prime (70703400061643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35351700033321 + 35351700033322.

It is an arithmetic number, because the mean of its divisors is an integer number (35351700033322).

Almost surely, 2^{70703400066643} is an apocalyptic number.

70703400066643 is a deficient number, since it is larger than the sum of its proper divisors (1).

70703400066643 is an equidigital number, since it uses as much as digits as its factorization.

70703400066643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1524096, while the sum is 46.

The spelling of 70703400066643 in words is "seventy trillion, seven hundred three billion, four hundred million, sixty-six thousand, six hundred forty-three".