4573785668 has 12 divisors (see below), whose sum is σ = 8199347772. Its totient is φ = 2231114880.

The previous prime is 4573785661. The next prime is 4573785691. The reversal of 4573785668 is 8665873754.

It can be written as a sum of positive squares in 2 ways, for example, as 1724574784 + 2849210884 = 41528^2 + 53378^2 .

It is a hoax number, since the sum of its digits (59) 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 (4573785661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13944305 + ... + 13944632.

It is an arithmetic number, because the mean of its divisors is an integer number (683278981).

Almost surely, 2^4573785668 is an apocalyptic number.

It is an amenable number.

4573785668 is a deficient number, since it is larger than the sum of its proper divisors (3625562104).

4573785668 is a wasteful number, since it uses less digits than its factorization.

4573785668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27888982 (or 27888980 counting only the distinct ones).

The product of its digits is 33868800, while the sum is 59.

The square root of 4573785668 is about 67629.7690961606. The cubic root of 4573785668 is about 1659.9382649901.

The spelling of 4573785668 in words is "four billion, five hundred seventy-three million, seven hundred eighty-five thousand, six hundred sixty-eight".