303321000040 has 64 divisors (see below), whose sum is σ = 727047316800. Its totient is φ = 113557819392.

The previous prime is 303320999999. The next prime is 303321000049. The reversal of 303321000040 is 40000123303.

It is a junction number, because it is equal to n+sod(n) for n = 303320999978 and 303321000023.

It is not an unprimeable number, because it can be changed into a prime (303321000049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2341177 + ... + 2467336.

It is an arithmetic number, because the mean of its divisors is an integer number (11360114325).

Almost surely, 2^303321000040 is an apocalyptic number.

It is an amenable number.

303321000040 is an abundant number, since it is smaller than the sum of its proper divisors (423726316760).

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

303321000040 is a wasteful number, since it uses less digits than its factorization.

303321000040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4808626 (or 4808622 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 303321000040 its reverse (40000123303), we get a palindrome (343321123343).

The spelling of 303321000040 in words is "three hundred three billion, three hundred twenty-one million, forty", and thus it is an aban number.