3943902841832 has 16 divisors (see below), whose sum is σ = 7398114704640. Its totient is φ = 1971072253936.

The previous prime is 3943902841831. The next prime is 3943902841849. The reversal of 3943902841832 is 2381482093493.

It is not an unprimeable number, because it can be changed into a prime (3943902841831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109876808 + ... + 109912695.

It is an arithmetic number, because the mean of its divisors is an integer number (462382169040).

Almost surely, 2^{3943902841832} is an apocalyptic number.

It is an amenable number.

3943902841832 is a deficient number, since it is larger than the sum of its proper divisors (3454211862808).

3943902841832 is a wasteful number, since it uses less digits than its factorization.

3943902841832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219791752 (or 219791748 counting only the distinct ones).

The product of its (nonzero) digits is 8957952, while the sum is 56.

The spelling of 3943902841832 in words is "three trillion, nine hundred forty-three billion, nine hundred two million, eight hundred forty-one thousand, eight hundred thirty-two".