100508072069173 has 2 divisors, whose sum is σ = 100508072069174. Its totient is φ = 100508072069172.

The previous prime is 100508072069059. The next prime is 100508072069189. The reversal of 100508072069173 is 371960270805001.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56618732309764 + 43889339759409 = 7524542^2 + 6624903^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100508072069173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100508072069473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50254036034586 + 50254036034587.

It is an arithmetic number, because the mean of its divisors is an integer number (50254036034587).

Almost surely, 2^{100508072069173} is an apocalyptic number.

It is an amenable number.

100508072069173 is a deficient number, since it is larger than the sum of its proper divisors (1).

100508072069173 is an equidigital number, since it uses as much as digits as its factorization.

100508072069173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 635040, while the sum is 49.

The spelling of 100508072069173 in words is "one hundred trillion, five hundred eight billion, seventy-two million, sixty-nine thousand, one hundred seventy-three".