548166248812 has 24 divisors (see below), whose sum is σ = 1180665767456. Its totient is φ = 216856977408.

The previous prime is 548166248737. The next prime is 548166248843. The reversal of 548166248812 is 218842661845.

It is a happy number.

It is a super-2 number, since 2×548166248812² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 752975253 + ... + 752975980.

Almost surely, 2^548166248812 is an apocalyptic number.

548166248812 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

548166248812 is an abundant number, since it is smaller than the sum of its proper divisors (632499518644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

548166248812 is a wasteful number, since it uses less digits than its factorization.

548166248812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1505951257 (or 1505951255 counting only the distinct ones).

The product of its digits is 5898240, while the sum is 55.

The spelling of 548166248812 in words is "five hundred forty-eight billion, one hundred sixty-six million, two hundred forty-eight thousand, eight hundred twelve".