5546011681 has 8 divisors (see below), whose sum is σ = 6349682880. Its totient is φ = 4745186448.

The previous prime is 5546011673. The next prime is 5546011721. The reversal of 5546011681 is 1861106455.

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

It is a cyclic number.

It is not a de Polignac number, because 5546011681 - 2³ = 5546011673 is a prime.

It is a super-2 number, since 2×5546011681² = 61516491131576891522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5546011681.

It is not an unprimeable number, because it can be changed into a prime (5546011621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 707311 + ... + 715108.

It is an arithmetic number, because the mean of its divisors is an integer number (793710360).

Almost surely, 2^5546011681 is an apocalyptic number.

It is an amenable number.

5546011681 is a deficient number, since it is larger than the sum of its proper divisors (803671199).

5546011681 is a wasteful number, since it uses less digits than its factorization.

5546011681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1422983.

The product of its (nonzero) digits is 28800, while the sum is 37.

The square root of 5546011681 is about 74471.5494736077. The cubic root of 5546011681 is about 1770.0828459845.

The spelling of 5546011681 in words is "five billion, five hundred forty-six million, eleven thousand, six hundred eighty-one".