403612216304 has 20 divisors (see below), whose sum is σ = 853089457560. Its totient is φ = 183460098240.

The previous prime is 403612216193. The next prime is 403612216327.

403612216304 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×403612216304² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 1146625439 + ... + 1146625790.

It is an arithmetic number, because the mean of its divisors is an integer number (42654472878).

Almost surely, 2^403612216304 is an apocalyptic number.

403612216304 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

403612216304 is an abundant number, since it is smaller than the sum of its proper divisors (449477241256).

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

403612216304 is a wasteful number, since it uses less digits than its factorization.

403612216304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2293251248 (or 2293251242 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

It can be divided in two parts, 403612 and 216304, that added together give a palindrome (619916).

The spelling of 403612216304 in words is "four hundred three billion, six hundred twelve million, two hundred sixteen thousand, three hundred four".