70379709859 has 2 divisors, whose sum is σ = 70379709860. Its totient is φ = 70379709858.

The previous prime is 70379709857. The next prime is 70379709871. The reversal of 70379709859 is 95890797307.

It is a weak prime.

It is an emirp because it is prime and its reverse (95890797307) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70379709859 - 2¹ = 70379709857 is a prime.

Together with 70379709857, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 70379709859.

It is not a weakly prime, because it can be changed into another prime (70379709857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35189854929 + 35189854930.

It is an arithmetic number, because the mean of its divisors is an integer number (35189854930).

Almost surely, 2^70379709859 is an apocalyptic number.

70379709859 is a deficient number, since it is larger than the sum of its proper divisors (1).

70379709859 is an equidigital number, since it uses as much as digits as its factorization.

70379709859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30005640, while the sum is 64.

The spelling of 70379709859 in words is "seventy billion, three hundred seventy-nine million, seven hundred nine thousand, eight hundred fifty-nine".