4068783438 has 8 divisors (see below), whose sum is σ = 8137566888. Its totient is φ = 1356261144.

The previous prime is 4068783427. The next prime is 4068783463. The reversal of 4068783438 is 8343878604.

4068783438 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

4068783438 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 339065281 + ... + 339065292.

It is an arithmetic number, because the mean of its divisors is an integer number (1017195861).

Almost surely, 2^4068783438 is an apocalyptic number.

4068783438 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.

4068783438 is a wasteful number, since it uses less digits than its factorization.

4068783438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678130578.

The product of its (nonzero) digits is 3096576, while the sum is 51.

The square root of 4068783438 is about 63787.0162180361. The cubic root of 4068783438 is about 1596.4482985421.

The spelling of 4068783438 in words is "four billion, sixty-eight million, seven hundred eighty-three thousand, four hundred thirty-eight".