548616616845 has 16 divisors (see below), whose sum is σ = 957585367872. Its totient is φ = 265995935360.

The previous prime is 548616616811. The next prime is 548616616853.

It is a happy number.

548616616845 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 548616616845 - 2¹¹ = 548616614797 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1662474432 + ... + 1662474761.

It is an arithmetic number, because the mean of its divisors is an integer number (59849085492).

Almost surely, 2^548616616845 is an apocalyptic number.

548616616845 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

548616616845 is a deficient number, since it is larger than the sum of its proper divisors (408968751027).

548616616845 is a wasteful number, since it uses less digits than its factorization.

548616616845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3324949212.

The product of its digits is 33177600, while the sum is 60.

The spelling of 548616616845 in words is "five hundred forty-eight billion, six hundred sixteen million, six hundred sixteen thousand, eight hundred forty-five".