355626601332161 has 2 divisors, whose sum is σ = 355626601332162. Its totient is φ = 355626601332160.

The previous prime is 355626601332131. The next prime is 355626601332169. The reversal of 355626601332161 is 161233106626553.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 278020808689936 + 77605792642225 = 16673956^2 + 8809415^2 .

It is a cyclic number.

It is not a de Polignac number, because 355626601332161 - 2²² = 355626597137857 is a prime.

It is not a weakly prime, because it can be changed into another prime (355626601332169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177813300666080 + 177813300666081.

It is an arithmetic number, because the mean of its divisors is an integer number (177813300666081).

Almost surely, 2^{355626601332161} is an apocalyptic number.

It is an amenable number.

355626601332161 is a deficient number, since it is larger than the sum of its proper divisors (1).

355626601332161 is an equidigital number, since it uses as much as digits as its factorization.

355626601332161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3499200, while the sum is 50.

The spelling of 355626601332161 in words is "three hundred fifty-five trillion, six hundred twenty-six billion, six hundred one million, three hundred thirty-two thousand, one hundred sixty-one".