70705888559 has 2 divisors, whose sum is σ = 70705888560. Its totient is φ = 70705888558.

The previous prime is 70705888549. The next prime is 70705888571. The reversal of 70705888559 is 95588850707.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70705888559 - 2²⁰ = 70704839983 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70705888549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35352944279 + 35352944280.

It is an arithmetic number, because the mean of its divisors is an integer number (35352944280).

Almost surely, 2^70705888559 is an apocalyptic number.

70705888559 is a deficient number, since it is larger than the sum of its proper divisors (1).

70705888559 is an equidigital number, since it uses as much as digits as its factorization.

70705888559 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28224000, while the sum is 62.

The spelling of 70705888559 in words is "seventy billion, seven hundred five million, eight hundred eighty-eight thousand, five hundred fifty-nine".