11873847197825 has 6 divisors (see below), whose sum is σ = 14723570525334. Its totient is φ = 9499077758240.

The previous prime is 11873847197803. The next prime is 11873847197833. The reversal of 11873847197825 is 52879174837811.

It can be written as a sum of positive squares in 3 ways, for example, as 97151902864 + 11776695294961 = 311692^2 + 3431719^2 .

It is not a de Polignac number, because 11873847197825 - 2⁶ = 11873847197761 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 237476943932 + ... + 237476943981.

It is an arithmetic number, because the mean of its divisors is an integer number (2453928420889).

Almost surely, 2^{11873847197825} is an apocalyptic number.

It is an amenable number.

11873847197825 is a deficient number, since it is larger than the sum of its proper divisors (2849723327509).

11873847197825 is an equidigital number, since it uses as much as digits as its factorization.

11873847197825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474953887923 (or 474953887918 counting only the distinct ones).

The product of its digits is 189665280, while the sum is 71.

The spelling of 11873847197825 in words is "eleven trillion, eight hundred seventy-three billion, eight hundred forty-seven million, one hundred ninety-seven thousand, eight hundred twenty-five".