3406956678 has 12 divisors (see below), whose sum is σ = 7381739508. Its totient is φ = 1135652220.

The previous prime is 3406956661. The next prime is 3406956691. The reversal of 3406956678 is 8766596043.

3406956678 is a `hidden beast` number, since 3 + 4 + 0 + 6 + 9 + 566 + 78 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 94637668 + ... + 94637703.

It is an arithmetic number, because the mean of its divisors is an integer number (615144959).

Almost surely, 2^3406956678 is an apocalyptic number.

3406956678 is an abundant number, since it is smaller than the sum of its proper divisors (3974782830).

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

3406956678 is a wasteful number, since it uses less digits than its factorization.

3406956678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189275379 (or 189275376 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 54.

The square root of 3406956678 is about 58369.1414876046. The cubic root of 3406956678 is about 1504.7194582363.

The spelling of 3406956678 in words is "three billion, four hundred six million, nine hundred fifty-six thousand, six hundred seventy-eight".