3867855669422 has 4 divisors (see below), whose sum is σ = 5801783504136. Its totient is φ = 1933927834710.

The previous prime is 3867855669401. The next prime is 3867855669439. The reversal of 3867855669422 is 2249665587683.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 966963917354 + ... + 966963917357.

It is an arithmetic number, because the mean of its divisors is an integer number (1450445876034).

Almost surely, 2^{3867855669422} is an apocalyptic number.

3867855669422 is a deficient number, since it is larger than the sum of its proper divisors (1933927834714).

3867855669422 is a wasteful number, since it uses less digits than its factorization.

3867855669422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1933927834713.

The product of its digits is 1045094400, while the sum is 71.

The spelling of 3867855669422 in words is "three trillion, eight hundred sixty-seven billion, eight hundred fifty-five million, six hundred sixty-nine thousand, four hundred twenty-two".