70771424197 has 2 divisors, whose sum is σ = 70771424198. Its totient is φ = 70771424196.

The previous prime is 70771424183. The next prime is 70771424291. The reversal of 70771424197 is 79142417707.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39744010881 + 31027413316 = 199359^2 + 176146^2 .

It is a cyclic number.

It is not a de Polignac number, because 70771424197 - 2¹¹ = 70771422149 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 70771424197.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70771424137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35385712098 + 35385712099.

It is an arithmetic number, because the mean of its divisors is an integer number (35385712099).

Almost surely, 2^70771424197 is an apocalyptic number.

It is an amenable number.

70771424197 is a deficient number, since it is larger than the sum of its proper divisors (1).

70771424197 is an equidigital number, since it uses as much as digits as its factorization.

70771424197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 691488, while the sum is 49.

The spelling of 70771424197 in words is "seventy billion, seven hundred seventy-one million, four hundred twenty-four thousand, one hundred ninety-seven".