11648873471 has 2 divisors, whose sum is σ = 11648873472. Its totient is φ = 11648873470.

The previous prime is 11648873443. The next prime is 11648873521. The reversal of 11648873471 is 17437884611.

It is an a-pointer prime, because the next prime (11648873521) can be obtained adding 11648873471 to its sum of digits (50).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11648873471 is a prime.

It is a super-3 number, since 3×11648873471³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11648873771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5824436735 + 5824436736.

It is an arithmetic number, because the mean of its divisors is an integer number (5824436736).

Almost surely, 2^11648873471 is an apocalyptic number.

11648873471 is a deficient number, since it is larger than the sum of its proper divisors (1).

11648873471 is an equidigital number, since it uses as much as digits as its factorization.

11648873471 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 903168, while the sum is 50.

The spelling of 11648873471 in words is "eleven billion, six hundred forty-eight million, eight hundred seventy-three thousand, four hundred seventy-one".