5455440243 has 48 divisors (see below), whose sum is σ = 8704856160. Its totient is φ = 3292090560.

The previous prime is 5455440203. The next prime is 5455440253. The reversal of 5455440243 is 3420445545.

5455440243 is a `hidden beast` number, since 545 + 54 + 40 + 24 + 3 = 666.

It is not a de Polignac number, because 5455440243 - 2¹⁶ = 5455374707 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5455440198 and 5455440207.

It is not an unprimeable number, because it can be changed into a prime (5455440203) 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 47 ways as a sum of consecutive naturals, for example, 3221505 + ... + 3223197.

It is an arithmetic number, because the mean of its divisors is an integer number (181351170).

Almost surely, 2^5455440243 is an apocalyptic number.

5455440243 is a deficient number, since it is larger than the sum of its proper divisors (3249415917).

5455440243 is a wasteful number, since it uses less digits than its factorization.

5455440243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2001 (or 1976 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 36.

The square root of 5455440243 is about 73860.9520856589. The cubic root of 5455440243 is about 1760.3942215877.

Adding to 5455440243 its reverse (3420445545), we get a palindrome (8875885788).

The spelling of 5455440243 in words is "five billion, four hundred fifty-five million, four hundred forty thousand, two hundred forty-three".