70512523744217 has 2 divisors, whose sum is σ = 70512523744218. Its totient is φ = 70512523744216.

The previous prime is 70512523744193. The next prime is 70512523744279. The reversal of 70512523744217 is 71244732521507.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60981355611136 + 9531168133081 = 7809056^2 + 3087259^2 .

It is a cyclic number.

It is not a de Polignac number, because 70512523744217 - 2³⁸ = 70237645837273 is a prime.

It is not a weakly prime, because it can be changed into another prime (70512523741217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35256261872108 + 35256261872109.

It is an arithmetic number, because the mean of its divisors is an integer number (35256261872109).

Almost surely, 2^{70512523744217} is an apocalyptic number.

It is an amenable number.

70512523744217 is a deficient number, since it is larger than the sum of its proper divisors (1).

70512523744217 is an equidigital number, since it uses as much as digits as its factorization.

70512523744217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3292800, while the sum is 50.

The spelling of 70512523744217 in words is "seventy trillion, five hundred twelve billion, five hundred twenty-three million, seven hundred forty-four thousand, two hundred seventeen".