4263681328 has 40 divisors (see below), whose sum is σ = 8932946112. Its totient is φ = 1963742208.

The previous prime is 4263681223. The next prime is 4263681329. The reversal of 4263681328 is 8231863624.

4263681328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (4263681329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153975 + ... + 179542.

Almost surely, 2^4263681328 is an apocalyptic number.

It is an amenable number.

4263681328 is an abundant number, since it is smaller than the sum of its proper divisors (4669264784).

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

4263681328 is a wasteful number, since it uses less digits than its factorization.

4263681328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333589 (or 333583 counting only the distinct ones).

The product of its digits is 331776, while the sum is 43.

The square root of 4263681328 is about 65296.8707366593. The cubic root of 4263681328 is about 1621.5421640426.

The spelling of 4263681328 in words is "four billion, two hundred sixty-three million, six hundred eighty-one thousand, three hundred twenty-eight".