5547836385 has 96 divisors (see below), whose sum is σ = 11874041088. Its totient is φ = 2333422080.

The previous prime is 5547836381. The next prime is 5547836419. The reversal of 5547836385 is 5836387455.

5547836385 is a `hidden beast` number, since 554 + 7 + 8 + 3 + 6 + 3 + 85 = 666.

It is not a de Polignac number, because 5547836385 - 2² = 5547836381 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5547836381) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1353399 + ... + 1357491.

It is an arithmetic number, because the mean of its divisors is an integer number (123687928).

Almost surely, 2^5547836385 is an apocalyptic number.

It is an amenable number.

5547836385 is an abundant number, since it is smaller than the sum of its proper divisors (6326204703).

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

5547836385 is a wasteful number, since it uses less digits than its factorization.

5547836385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4455 (or 4452 counting only the distinct ones).

The product of its digits is 12096000, while the sum is 54.

The square root of 5547836385 is about 74483.7994801554. The cubic root of 5547836385 is about 1770.2769508222.

The spelling of 5547836385 in words is "five billion, five hundred forty-seven million, eight hundred thirty-six thousand, three hundred eighty-five".