3940803316812 has 24 divisors (see below), whose sum is σ = 9594999380736. Its totient is φ = 1256488013968.

The previous prime is 3940803316811. The next prime is 3940803316847. The reversal of 3940803316812 is 2186133080493.

It is not an unprimeable number, because it can be changed into a prime (3940803316811) 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 7 ways as a sum of consecutive naturals, for example, 7139136168 + ... + 7139136719.

It is an arithmetic number, because the mean of its divisors is an integer number (399791640864).

Almost surely, 2^{3940803316812} is an apocalyptic number.

It is an amenable number.

3940803316812 is an abundant number, since it is smaller than the sum of its proper divisors (5654196063924).

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

3940803316812 is a wasteful number, since it uses less digits than its factorization.

3940803316812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14278272917 (or 14278272915 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 48.

The spelling of 3940803316812 in words is "three trillion, nine hundred forty billion, eight hundred three million, three hundred sixteen thousand, eight hundred twelve".