55548833818 has 8 divisors (see below), whose sum is σ = 83327450580. Its totient is φ = 27773016960.

The previous prime is 55548833777. The next prime is 55548833863. The reversal of 55548833818 is 81833884555.

It can be written as a sum of positive squares in 2 ways, for example, as 45498169809 + 10050664009 = 213303^2 + 100253^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 649653 + ... + 730168.

Almost surely, 2^55548833818 is an apocalyptic number.

55548833818 is a deficient number, since it is larger than the sum of its proper divisors (27778616762).

55548833818 is a wasteful number, since it uses less digits than its factorization.

55548833818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1399952.

The product of its digits is 18432000, while the sum is 58.

The spelling of 55548833818 in words is "fifty-five billion, five hundred forty-eight million, eight hundred thirty-three thousand, eight hundred eighteen".