3878311465862 has 32 divisors (see below), whose sum is σ = 6274824040800. Its totient is φ = 1791768556800.

The previous prime is 3878311465841. The next prime is 3878311465921. The reversal of 3878311465862 is 2685641138783.

3878311465862 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3878311465795 and 3878311465804.

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, 5045912 + ... + 5763492.

It is an arithmetic number, because the mean of its divisors is an integer number (196088251275).

Almost surely, 2^{3878311465862} is an apocalyptic number.

3878311465862 is a deficient number, since it is larger than the sum of its proper divisors (2396512574938).

3878311465862 is a wasteful number, since it uses less digits than its factorization.

3878311465862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 721112.

The product of its digits is 46448640, while the sum is 62.

The spelling of 3878311465862 in words is "three trillion, eight hundred seventy-eight billion, three hundred eleven million, four hundred sixty-five thousand, eight hundred sixty-two".