70353149773 has 2 divisors, whose sum is σ = 70353149774. Its totient is φ = 70353149772.

The previous prime is 70353149729. The next prime is 70353149827. The reversal of 70353149773 is 37794135307.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66810876484 + 3542273289 = 258478^2 + 59517^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70353149773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70353149173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35176574886 + 35176574887.

It is an arithmetic number, because the mean of its divisors is an integer number (35176574887).

Almost surely, 2^70353149773 is an apocalyptic number.

It is an amenable number.

70353149773 is a deficient number, since it is larger than the sum of its proper divisors (1).

70353149773 is an equidigital number, since it uses as much as digits as its factorization.

70353149773 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1666980, while the sum is 49.

The spelling of 70353149773 in words is "seventy billion, three hundred fifty-three million, one hundred forty-nine thousand, seven hundred seventy-three".