5443451430 has 64 divisors (see below), whose sum is σ = 13265607168. Its totient is φ = 1429272320.

The previous prime is 5443451383. The next prime is 5443451473. The reversal of 5443451430 is 341543445.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5443451391 and 5443451400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2527234 + ... + 2529386.

It is an arithmetic number, because the mean of its divisors is an integer number (207275112).

Almost surely, 2^5443451430 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5443451430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6632803584).

5443451430 is an abundant number, since it is smaller than the sum of its proper divisors (7822155738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5443451430 is a wasteful number, since it uses less digits than its factorization.

5443451430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3421.

The product of its (nonzero) digits is 57600, while the sum is 33.

The square root of 5443451430 is about 73779.7494574223. The cubic root of 5443451430 is about 1759.1037350793.

Adding to 5443451430 its reverse (341543445), we get a palindrome (5784994875).

The spelling of 5443451430 in words is "five billion, four hundred forty-three million, four hundred fifty-one thousand, four hundred thirty".