3923116686 has 32 divisors (see below), whose sum is σ = 8726320800. Its totient is φ = 1306463040.

The previous prime is 3923116669. The next prime is 3923116699. The reversal of 3923116686 is 6866113293.

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, 23746 + ... + 91706.

It is an arithmetic number, because the mean of its divisors is an integer number (272697525).

Almost surely, 2^3923116686 is an apocalyptic number.

3923116686 is an abundant number, since it is smaller than the sum of its proper divisors (4803204114).

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

3923116686 is a wasteful number, since it uses less digits than its factorization.

3923116686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69041 (or 69035 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 3923116686 is about 62634.7881452472. The cubic root of 3923116686 is about 1577.1647982323.

The spelling of 3923116686 in words is "three billion, nine hundred twenty-three million, one hundred sixteen thousand, six hundred eighty-six".