3933396447806 has 24 divisors (see below), whose sum is σ = 7224605723880. Its totient is φ = 1597018105872.

The previous prime is 3933396447767. The next prime is 3933396447847. The reversal of 3933396447806 is 6087446933393.

It is a super-2 number, since 2×3933396447806² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1056227045 + ... + 1056230768.

It is an arithmetic number, because the mean of its divisors is an integer number (301025238495).

Almost surely, 2^{3933396447806} is an apocalyptic number.

3933396447806 is a deficient number, since it is larger than the sum of its proper divisors (3291209276074).

3933396447806 is a wasteful number, since it uses less digits than its factorization.

3933396447806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2112457848 (or 2112457841 counting only the distinct ones).

The product of its (nonzero) digits is 211631616, while the sum is 65.

The spelling of 3933396447806 in words is "three trillion, nine hundred thirty-three billion, three hundred ninety-six million, four hundred forty-seven thousand, eight hundred six".