3939707844862 has 32 divisors (see below), whose sum is σ = 6282101901600. Its totient is φ = 1846610715648.

The previous prime is 3939707844833. The next prime is 3939707844871. The reversal of 3939707844862 is 2684487079393.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3939707844791 and 3939707844800.

It is a congruent number.

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, 8863689 + ... + 9297547.

It is an arithmetic number, because the mean of its divisors is an integer number (196315684425).

Almost surely, 2^{3939707844862} is an apocalyptic number.

3939707844862 is a deficient number, since it is larger than the sum of its proper divisors (2342394056738).

3939707844862 is a wasteful number, since it uses less digits than its factorization.

3939707844862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434940.

The product of its (nonzero) digits is 438939648, while the sum is 70.

The spelling of 3939707844862 in words is "three trillion, nine hundred thirty-nine billion, seven hundred seven million, eight hundred forty-four thousand, eight hundred sixty-two".