70866171012463 has 2 divisors, whose sum is σ = 70866171012464. Its totient is φ = 70866171012462.

The previous prime is 70866171012451. The next prime is 70866171012503. The reversal of 70866171012463 is 36421017166807.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70866171012463 - 2⁵ = 70866171012431 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 70866171012463.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70866171012163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35433085506231 + 35433085506232.

It is an arithmetic number, because the mean of its divisors is an integer number (35433085506232).

Almost surely, 2^{70866171012463} is an apocalyptic number.

70866171012463 is a deficient number, since it is larger than the sum of its proper divisors (1).

70866171012463 is an equidigital number, since it uses as much as digits as its factorization.

70866171012463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2032128, while the sum is 52.

The spelling of 70866171012463 in words is "seventy trillion, eight hundred sixty-six billion, one hundred seventy-one million, twelve thousand, four hundred sixty-three".