35331172204961 has 2 divisors, whose sum is σ = 35331172204962. Its totient is φ = 35331172204960.

The previous prime is 35331172204957. The next prime is 35331172205041. The reversal of 35331172204961 is 16940227113353.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30090918699361 + 5240253505600 = 5485519^2 + 2289160^2 .

It is a cyclic number.

It is not a de Polignac number, because 35331172204961 - 2² = 35331172204957 is a prime.

It is not a weakly prime, because it can be changed into another prime (35331172204921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17665586102480 + 17665586102481.

It is an arithmetic number, because the mean of its divisors is an integer number (17665586102481).

Almost surely, 2^{35331172204961} is an apocalyptic number.

It is an amenable number.

35331172204961 is a deficient number, since it is larger than the sum of its proper divisors (1).

35331172204961 is an equidigital number, since it uses as much as digits as its factorization.

35331172204961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 816480, while the sum is 47.

The spelling of 35331172204961 in words is "thirty-five trillion, three hundred thirty-one billion, one hundred seventy-two million, two hundred four thousand, nine hundred sixty-one".