55443232043 has 4 divisors (see below), whose sum is σ = 55444437168. Its totient is φ = 55442026920.

The previous prime is 55443232037. The next prime is 55443232069. The reversal of 55443232043 is 34023234455.

It is a happy number.

55443232043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55443232043 - 2¹⁶ = 55443166507 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55443231994 and 55443232012.

It is not an unprimeable number, because it can be changed into a prime (55443232003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 530696 + ... + 626517.

It is an arithmetic number, because the mean of its divisors is an integer number (13861109292).

Almost surely, 2^55443232043 is an apocalyptic number.

55443232043 is a deficient number, since it is larger than the sum of its proper divisors (1205125).

55443232043 is a wasteful number, since it uses less digits than its factorization.

55443232043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1205124.

The product of its (nonzero) digits is 172800, while the sum is 35.

Adding to 55443232043 its reverse (34023234455), we get a palindrome (89466466498).

The spelling of 55443232043 in words is "fifty-five billion, four hundred forty-three million, two hundred thirty-two thousand, forty-three".