4455220543 has 24 divisors (see below), whose sum is σ = 4753596848. Its totient is φ = 4174232832.

The previous prime is 4455220537. The next prime is 4455220577. The reversal of 4455220543 is 3450225544.

It is not a de Polignac number, because 4455220543 - 2¹³ = 4455212351 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4455220499 and 4455220508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4455220043) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11944105 + ... + 11944477.

Almost surely, 2^4455220543 is an apocalyptic number.

4455220543 is a deficient number, since it is larger than the sum of its proper divisors (298376305).

4455220543 is a wasteful number, since it uses less digits than its factorization.

4455220543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 823 (or 800 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 34.

The square root of 4455220543 is about 66747.4384751954. The cubic root of 4455220543 is about 1645.4691175981.

The spelling of 4455220543 in words is "four billion, four hundred fifty-five million, two hundred twenty thousand, five hundred forty-three".