403304434012 has 48 divisors (see below), whose sum is σ = 789345672192. Its totient is φ = 179396663040.

The previous prime is 403304434009. The next prime is 403304434081. The reversal of 403304434012 is 210434403304.

It is a super-2 number, since 2×403304434012² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2134018 + ... + 2315305.

It is an arithmetic number, because the mean of its divisors is an integer number (16444701504).

Almost surely, 2^403304434012 is an apocalyptic number.

It is an amenable number.

403304434012 is a deficient number, since it is larger than the sum of its proper divisors (386041238180).

403304434012 is a wasteful number, since it uses less digits than its factorization.

403304434012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4449418 (or 4449416 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 403304434012 its reverse (210434403304), we get a palindrome (613738837316).

The spelling of 403304434012 in words is "four hundred three billion, three hundred four million, four hundred thirty-four thousand, twelve".