548635088861 has 2 divisors, whose sum is σ = 548635088862. Its totient is φ = 548635088860.

The previous prime is 548635088767. The next prime is 548635088863. The reversal of 548635088861 is 168880536845.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 548318035225 + 317053636 = 740485^2 + 17806^2 .

It is a cyclic number.

It is not a de Polignac number, because 548635088861 - 2³⁰ = 547561347037 is a prime.

Together with 548635088863, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 548635088794 and 548635088803.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (548635088863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274317544430 + 274317544431.

It is an arithmetic number, because the mean of its divisors is an integer number (274317544431).

Almost surely, 2^548635088861 is an apocalyptic number.

It is an amenable number.

548635088861 is a deficient number, since it is larger than the sum of its proper divisors (1).

548635088861 is an equidigital number, since it uses as much as digits as its factorization.

548635088861 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 44236800, while the sum is 62.

The spelling of 548635088861 in words is "five hundred forty-eight billion, six hundred thirty-five million, eighty-eight thousand, eight hundred sixty-one".