3862378862872 has 16 divisors (see below), whose sum is σ = 7242297197400. Its totient is φ = 1931099610240.

The previous prime is 3862378862827. The next prime is 3862378862873. The reversal of 3862378862872 is 2782688732683.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3862378862873) 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 3 ways as a sum of consecutive naturals, for example, 11044722 + ... + 11389057.

Almost surely, 2^{3862378862872} is an apocalyptic number.

It is an amenable number.

3862378862872 is a deficient number, since it is larger than the sum of its proper divisors (3379918334528).

3862378862872 is a wasteful number, since it uses less digits than its factorization.

3862378862872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22455306 (or 22455302 counting only the distinct ones).

The product of its digits is 520224768, while the sum is 70.

The spelling of 3862378862872 in words is "three trillion, eight hundred sixty-two billion, three hundred seventy-eight million, eight hundred sixty-two thousand, eight hundred seventy-two".