606778368 has 264 divisors, whose sum is σ = 1960207200. Its totient is φ = 166182912.

The previous prime is 606778351. The next prime is 606778369. The reversal of 606778368 is 863877606.

It is a self number, because there is not a number n which added to its sum of digits gives 606778368.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (606778369) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4365243 + ... + 4365381.

Almost surely, 2^606778368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 606778368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (980103600).

606778368 is an abundant number, since it is smaller than the sum of its proper divisors (1353428832).

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

606778368 is a wasteful number, since it uses less digits than its factorization.

606778368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205 (or 180 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 51.

The square root of 606778368 is about 24632.8716961705. The cubic root of 606778368 is about 846.5969441280.

The spelling of 606778368 in words is "six hundred six million, seven hundred seventy-eight thousand, three hundred sixty-eight".