548558426436 has 24 divisors (see below), whose sum is σ = 1280538347424. Its totient is φ = 182771568000.

The previous prime is 548558426419. The next prime is 548558426447. The reversal of 548558426436 is 634624855845.

It is a self number, because there is not a number n which added to its sum of digits gives 548558426436.

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, 10126965 + ... + 10180988.

It is an arithmetic number, because the mean of its divisors is an integer number (53355764476).

Almost surely, 2^548558426436 is an apocalyptic number.

It is an amenable number.

548558426436 is an abundant number, since it is smaller than the sum of its proper divisors (731979920988).

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

548558426436 is a wasteful number, since it uses less digits than its factorization.

548558426436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20310211 (or 20310209 counting only the distinct ones).

The product of its digits is 110592000, while the sum is 60.

The spelling of 548558426436 in words is "five hundred forty-eight billion, five hundred fifty-eight million, four hundred twenty-six thousand, four hundred thirty-six".