548689827331 has 2 divisors, whose sum is σ = 548689827332. Its totient is φ = 548689827330.

The previous prime is 548689827239. The next prime is 548689827337. The reversal of 548689827331 is 133728986845.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-548689827331 is a prime.

It is a super-2 number, since 2×548689827331² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (548689827337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274344913665 + 274344913666.

It is an arithmetic number, because the mean of its divisors is an integer number (274344913666).

Almost surely, 2^548689827331 is an apocalyptic number.

548689827331 is a deficient number, since it is larger than the sum of its proper divisors (1).

548689827331 is an equidigital number, since it uses as much as digits as its factorization.

548689827331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69672960, while the sum is 64.

The spelling of 548689827331 in words is "five hundred forty-eight billion, six hundred eighty-nine million, eight hundred twenty-seven thousand, three hundred thirty-one".