548983918655 has 4 divisors (see below), whose sum is σ = 658780702392. Its totient is φ = 439187134920.

The previous prime is 548983918597. The next prime is 548983918657. The reversal of 548983918655 is 556819389845.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 548983918655 - 2⁶ = 548983918591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (548983918657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54898391861 + ... + 54898391870.

It is an arithmetic number, because the mean of its divisors is an integer number (164695175598).

Almost surely, 2^548983918655 is an apocalyptic number.

548983918655 is a deficient number, since it is larger than the sum of its proper divisors (109796783737).

548983918655 is a wasteful number, since it uses less digits than its factorization.

548983918655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109796783736.

The product of its digits is 373248000, while the sum is 71.

The spelling of 548983918655 in words is "five hundred forty-eight billion, nine hundred eighty-three million, nine hundred eighteen thousand, six hundred fifty-five".