3806776678422 has 16 divisors (see below), whose sum is σ = 7656087176640. Its totient is φ = 1261836589512.

The previous prime is 3806776678409. The next prime is 3806776678423. The reversal of 3806776678422 is 2248766776083.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3806776678423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1772241328 + ... + 1772243475.

It is an arithmetic number, because the mean of its divisors is an integer number (478505448540).

Almost surely, 2^{3806776678422} is an apocalyptic number.

3806776678422 is an abundant number, since it is smaller than the sum of its proper divisors (3849310498218).

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

3806776678422 is a wasteful number, since it uses less digits than its factorization.

3806776678422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3544484987.

The product of its (nonzero) digits is 227598336, while the sum is 66.

The spelling of 3806776678422 in words is "three trillion, eight hundred six billion, seven hundred seventy-six million, six hundred seventy-eight thousand, four hundred twenty-two".