70163212853 has 2 divisors, whose sum is σ = 70163212854. Its totient is φ = 70163212852.

The previous prime is 70163212849. The next prime is 70163212871. The reversal of 70163212853 is 35821236107.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63273880849 + 6889332004 = 251543^2 + 83002^2 .

It is a cyclic number.

It is not a de Polignac number, because 70163212853 - 2² = 70163212849 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70163212883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35081606426 + 35081606427.

It is an arithmetic number, because the mean of its divisors is an integer number (35081606427).

Almost surely, 2^70163212853 is an apocalyptic number.

It is an amenable number.

70163212853 is a deficient number, since it is larger than the sum of its proper divisors (1).

70163212853 is an equidigital number, since it uses as much as digits as its factorization.

70163212853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 38.

The spelling of 70163212853 in words is "seventy billion, one hundred sixty-three million, two hundred twelve thousand, eight hundred fifty-three".