9506444873 has 2 divisors, whose sum is σ = 9506444874. Its totient is φ = 9506444872.

The previous prime is 9506444861. The next prime is 9506444921. The reversal of 9506444873 is 3784446059.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6689276944 + 2817167929 = 81788^2 + 53077^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9506444873 is a prime.

It is a super-2 number, since 2×9506444873² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9506444803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4753222436 + 4753222437.

It is an arithmetic number, because the mean of its divisors is an integer number (4753222437).

Almost surely, 2^9506444873 is an apocalyptic number.

It is an amenable number.

9506444873 is a deficient number, since it is larger than the sum of its proper divisors (1).

9506444873 is an equidigital number, since it uses as much as digits as its factorization.

9506444873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2903040, while the sum is 50.

The square root of 9506444873 is about 97500.9993435965. Note that the first 3 decimals coincide. The cubic root of 9506444873 is about 2118.3906197417.

The spelling of 9506444873 in words is "nine billion, five hundred six million, four hundred forty-four thousand, eight hundred seventy-three".