404130443543 has 4 divisors (see below), whose sum is σ = 404252651400. Its totient is φ = 404008235688.

The previous prime is 404130443539. The next prime is 404130443569. The reversal of 404130443543 is 345344031404.

It is a happy number.

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 404130443543 - 2² = 404130443539 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404133443543) 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 3 ways as a sum of consecutive naturals, for example, 61098968 + ... + 61105581.

It is an arithmetic number, because the mean of its divisors is an integer number (101063162850).

Almost surely, 2^404130443543 is an apocalyptic number.

404130443543 is a deficient number, since it is larger than the sum of its proper divisors (122207857).

404130443543 is a wasteful number, since it uses less digits than its factorization.

404130443543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122207856.

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 404130443543 its reverse (345344031404), we get a palindrome (749474474947).

The spelling of 404130443543 in words is "four hundred four billion, one hundred thirty million, four hundred forty-three thousand, five hundred forty-three".