5678438135406 has 8 divisors (see below), whose sum is σ = 11356876270824. Its totient is φ = 1892812711800.

The previous prime is 5678438135401. The next prime is 5678438135423. The reversal of 5678438135406 is 6045318348765.

It is a sphenic number, since it is the product of 3 distinct primes.

5678438135406 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 5678438135406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5678438135401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 473203177945 + ... + 473203177956.

It is an arithmetic number, because the mean of its divisors is an integer number (1419609533853).

Almost surely, 2^{5678438135406} is an apocalyptic number.

5678438135406 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

5678438135406 is a wasteful number, since it uses less digits than its factorization.

5678438135406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 946406355906.

The product of its (nonzero) digits is 58060800, while the sum is 60.

The spelling of 5678438135406 in words is "five trillion, six hundred seventy-eight billion, four hundred thirty-eight million, one hundred thirty-five thousand, four hundred six".