403304961904 has 40 divisors (see below), whose sum is σ = 842784690272. Its totient is φ = 185859083520.

The previous prime is 403304961883. The next prime is 403304961919. The reversal of 403304961904 is 409169403304.

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 7 ways as a sum of consecutive naturals, for example, 1329204 + ... + 1604179.

Almost surely, 2^403304961904 is an apocalyptic number.

It is an amenable number.

403304961904 is an abundant number, since it is smaller than the sum of its proper divisors (439479728368).

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

403304961904 is a wasteful number, since it uses less digits than its factorization.

403304961904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2934065 (or 2934059 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 43.

The spelling of 403304961904 in words is "four hundred three billion, three hundred four million, nine hundred sixty-one thousand, nine hundred four".