35620572173 has 2 divisors, whose sum is σ = 35620572174. Its totient is φ = 35620572172.

The previous prime is 35620572161. The next prime is 35620572181. The reversal of 35620572173 is 37127502653.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26739771529 + 8880800644 = 163523^2 + 94238^2 .

It is a cyclic number.

It is not a de Polignac number, because 35620572173 - 2³⁰ = 34546830349 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 35620572173.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35620572133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17810286086 + 17810286087.

It is an arithmetic number, because the mean of its divisors is an integer number (17810286087).

Almost surely, 2^35620572173 is an apocalyptic number.

It is an amenable number.

35620572173 is a deficient number, since it is larger than the sum of its proper divisors (1).

35620572173 is an equidigital number, since it uses as much as digits as its factorization.

35620572173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 264600, while the sum is 41.

The spelling of 35620572173 in words is "thirty-five billion, six hundred twenty million, five hundred seventy-two thousand, one hundred seventy-three".