45474474692173 has 2 divisors, whose sum is σ = 45474474692174. Its totient is φ = 45474474692172.

The previous prime is 45474474692159. The next prime is 45474474692261. The reversal of 45474474692173 is 37129647447454.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35844612039369 + 9629862652804 = 5987037^2 + 3103202^2 .

It is a cyclic number.

It is not a de Polignac number, because 45474474692173 - 2⁹ = 45474474691661 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45474474692099 and 45474474692108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45474474692573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22737237346086 + 22737237346087.

It is an arithmetic number, because the mean of its divisors is an integer number (22737237346087).

Almost surely, 2^{45474474692173} is an apocalyptic number.

It is an amenable number.

45474474692173 is a deficient number, since it is larger than the sum of its proper divisors (1).

45474474692173 is an equidigital number, since it uses as much as digits as its factorization.

45474474692173 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 568995840, while the sum is 67.

The spelling of 45474474692173 in words is "forty-five trillion, four hundred seventy-four billion, four hundred seventy-four million, six hundred ninety-two thousand, one hundred seventy-three".