5455555545 has 32 divisors (see below), whose sum is σ = 9850792320. Its totient is φ = 2553904640.

The previous prime is 5455555543. The next prime is 5455555549.

5455555545 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5455555545 - 2¹ = 5455555543 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5455555494 and 5455555503.

It is not an unprimeable number, because it can be changed into a prime (5455555543) 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 31 ways as a sum of consecutive naturals, for example, 565284 + ... + 574853.

It is an arithmetic number, because the mean of its divisors is an integer number (307837260).

Almost surely, 2^5455555545 is an apocalyptic number.

5455555545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5455555545 is a deficient number, since it is larger than the sum of its proper divisors (4395236775).

5455555545 is a wasteful number, since it uses less digits than its factorization.

5455555545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1140185.

The product of its digits is 6250000, while the sum is 48.

The square root of 5455555545 is about 73861.7326157463. The cubic root of 5455555545 is about 1760.4066236143.

The spelling of 5455555545 in words is "five billion, four hundred fifty-five million, five hundred fifty-five thousand, five hundred forty-five".