5148985645009 has 2 divisors, whose sum is σ = 5148985645010. Its totient is φ = 5148985645008.

The previous prime is 5148985644923. The next prime is 5148985645081. The reversal of 5148985645009 is 9005465898415.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4704300723600 + 444684921409 = 2168940^2 + 666847^2 .

It is a cyclic number.

It is not a de Polignac number, because 5148985645009 - 2²⁹ = 5148448774097 is a prime.

It is a super-3 number, since 3×5148985645009³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (5148985645099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2574492822504 + 2574492822505.

It is an arithmetic number, because the mean of its divisors is an integer number (2574492822505).

Almost surely, 2^{5148985645009} is an apocalyptic number.

It is an amenable number.

5148985645009 is a deficient number, since it is larger than the sum of its proper divisors (1).

5148985645009 is an equidigital number, since it uses as much as digits as its factorization.

5148985645009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208000, while the sum is 64.

The spelling of 5148985645009 in words is "five trillion, one hundred forty-eight billion, nine hundred eighty-five million, six hundred forty-five thousand, nine".