5455445546 has 8 divisors (see below), whose sum is σ = 8183487684. Its totient is φ = 2727616320.

The previous prime is 5455445543. The next prime is 5455445683. The reversal of 5455445546 is 6455445545.

It can be written as a sum of positive squares in 2 ways, for example, as 4059601225 + 1395844321 = 63715^2 + 37361^2 .

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

It is a super-2 number, since 2×5455445546² = 59523772210742476232, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5455445546.

It is not an unprimeable number, because it can be changed into a prime (5455445543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54176 + ... + 117668.

Almost surely, 2^5455445546 is an apocalyptic number.

5455445546 is a deficient number, since it is larger than the sum of its proper divisors (2728042138).

5455445546 is a wasteful number, since it uses less digits than its factorization.

5455445546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106456.

The product of its digits is 4800000, while the sum is 47.

The square root of 5455445546 is about 73860.9879841855. The cubic root of 5455445546 is about 1760.3947919888.

Subtracting 5455445546 from its reverse (6455445545), we obtain a palindrome (999999999).

The spelling of 5455445546 in words is "five billion, four hundred fifty-five million, four hundred forty-five thousand, five hundred forty-six".