403334420434 has 16 divisors (see below), whose sum is σ = 677839666176. Its totient is φ = 178378858800.

The previous prime is 403334420407. The next prime is 403334420453. The reversal of 403334420434 is 434024433304.

It is a self number, because there is not a number n which added to its sum of digits gives 403334420434.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 247747602 + ... + 247749229.

It is an arithmetic number, because the mean of its divisors is an integer number (42364979136).

Almost surely, 2^403334420434 is an apocalyptic number.

403334420434 is a deficient number, since it is larger than the sum of its proper divisors (274505245742).

403334420434 is a wasteful number, since it uses less digits than its factorization.

403334420434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495496881.

The product of its (nonzero) digits is 165888, while the sum is 34.

Adding to 403334420434 its reverse (434024433304), we get a palindrome (837358853738).

The spelling of 403334420434 in words is "four hundred three billion, three hundred thirty-four million, four hundred twenty thousand, four hundred thirty-four".