303404404000040 has 64 divisors (see below), whose sum is σ = 780213411336960. Its totient is φ = 104020279326720.

The previous prime is 303404403999997. The next prime is 303404404000111. The reversal of 303404404000040 is 40000404404303.

It is a junction number, because it is equal to n+sod(n) for n = 303404403999973 and 303404404000009.

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, 14148041 + ... + 28407320.

It is an arithmetic number, because the mean of its divisors is an integer number (12190834552140).

Almost surely, 2^{303404404000040} is an apocalyptic number.

It is an amenable number.

303404404000040 is an abundant number, since it is smaller than the sum of its proper divisors (476809007336920).

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

303404404000040 is a wasteful number, since it uses less digits than its factorization.

303404404000040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42580842 (or 42580838 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 303404404000040 its reverse (40000404404303), we get a palindrome (343404808404343).

The spelling of 303404404000040 in words is "three hundred three trillion, four hundred four billion, four hundred four million, forty", and thus it is an aban number.