403031404441 has 16 divisors (see below), whose sum is σ = 427265184528. Its totient is φ = 378856396800.

The previous prime is 403031404423. The next prime is 403031404493. The reversal of 403031404441 is 144404130304.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 323301411216 + 79729993225 = 568596^2 + 282365^2 .

It is not a de Polignac number, because 403031404441 - 2⁵ = 403031404409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (403031401441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71443981 + ... + 71449621.

It is an arithmetic number, because the mean of its divisors is an integer number (26704074033).

Almost surely, 2^403031404441 is an apocalyptic number.

It is an amenable number.

403031404441 is a deficient number, since it is larger than the sum of its proper divisors (24233780087).

403031404441 is a wasteful number, since it uses less digits than its factorization.

403031404441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10092.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 403031404441 its reverse (144404130304), we get a palindrome (547435534745).

The spelling of 403031404441 in words is "four hundred three billion, thirty-one million, four hundred four thousand, four hundred forty-one".