4263811668 has 36 divisors (see below), whose sum is σ = 11246577888. Its totient is φ = 1359475920.

The previous prime is 4263811583. The next prime is 4263811697. The reversal of 4263811668 is 8661183624.

4263811668 is a `hidden beast` number, since 4 + 2 + 638 + 1 + 1 + 6 + 6 + 8 = 666.

4263811668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2573938 + ... + 2575593.

Almost surely, 2^4263811668 is an apocalyptic number.

It is an amenable number.

4263811668 is an abundant number, since it is smaller than the sum of its proper divisors (6982766220).

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

4263811668 is a wasteful number, since it uses less digits than its factorization.

4263811668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5149564 (or 5149559 counting only the distinct ones).

The product of its digits is 331776, while the sum is 45.

The square root of 4263811668 is about 65297.8687860484. The cubic root of 4263811668 is about 1621.5586872953.

The spelling of 4263811668 in words is "four billion, two hundred sixty-three million, eight hundred eleven thousand, six hundred sixty-eight".