4578023668 has 24 divisors (see below), whose sum is σ = 8036477568. Its totient is φ = 2281900896.

The previous prime is 4578023663. The next prime is 4578023689. The reversal of 4578023668 is 8663208754.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4578023663) 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, 2566705 + ... + 2568487.

It is an arithmetic number, because the mean of its divisors is an integer number (334853232).

Almost surely, 2^4578023668 is an apocalyptic number.

It is an amenable number.

4578023668 is a deficient number, since it is larger than the sum of its proper divisors (3458453900).

4578023668 is a wasteful number, since it uses less digits than its factorization.

4578023668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3423 (or 3421 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 49.

The square root of 4578023668 is about 67661.0941974781. The cubic root of 4578023668 is about 1660.4507978757.

The spelling of 4578023668 in words is "four billion, five hundred seventy-eight million, twenty-three thousand, six hundred sixty-eight".