548485669 has 8 divisors (see below), whose sum is σ = 587802240. Its totient is φ = 510458256.

The previous prime is 548485661. The next prime is 548485681. The reversal of 548485669 is 966584845.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 548485669 - 2³ = 548485661 is a prime.

It is a super-2 number, since 2×548485669² = 601673058196755122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (548485661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 321409 + ... + 323110.

It is an arithmetic number, because the mean of its divisors is an integer number (73475280).

Almost surely, 2^548485669 is an apocalyptic number.

It is an amenable number.

548485669 is a deficient number, since it is larger than the sum of its proper divisors (39316571).

548485669 is a wasteful number, since it uses less digits than its factorization.

548485669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644579.

The product of its digits is 8294400, while the sum is 55.

The square root of 548485669 is about 23419.7708998188. The cubic root of 548485669 is about 818.5686257214.

The spelling of 548485669 in words is "five hundred forty-eight million, four hundred eighty-five thousand, six hundred sixty-nine".