4196781368 has 16 divisors (see below), whose sum is σ = 8474270280. Its totient is φ = 1936975968.

The previous prime is 4196781367. The next prime is 4196781377. The reversal of 4196781368 is 8631876914.

It is a super-2 number, since 2×4196781368² = 35225947701583902848, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4196781367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20176730 + ... + 20176937.

Almost surely, 2^4196781368 is an apocalyptic number.

It is an amenable number.

4196781368 is an abundant number, since it is smaller than the sum of its proper divisors (4277488912).

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

4196781368 is a wasteful number, since it uses less digits than its factorization.

4196781368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40353686 (or 40353682 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 53.

The square root of 4196781368 is about 64782.5699397608. The cubic root of 4196781368 is about 1613.0163952166.

The spelling of 4196781368 in words is "four billion, one hundred ninety-six million, seven hundred eighty-one thousand, three hundred sixty-eight".