5863645858 has 12 divisors (see below), whose sum is σ = 10231463862. Its totient is φ = 2512991040.

The previous prime is 5863645813. The next prime is 5863645859. The reversal of 5863645858 is 8585463685.

It can be written as a sum of positive squares in only one way, i.e., 4477349569 + 1386296289 = 66913^2 + 37233^2 .

It is not an unprimeable number, because it can be changed into a prime (5863645859) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29916463 + ... + 29916658.

Almost surely, 2^5863645858 is an apocalyptic number.

5863645858 is a deficient number, since it is larger than the sum of its proper divisors (4367818004).

5863645858 is a wasteful number, since it uses less digits than its factorization.

5863645858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59833137 (or 59833130 counting only the distinct ones).

The product of its digits is 27648000, while the sum is 58.

The square root of 5863645858 is about 76574.4465079572. The cubic root of 5863645858 is about 1803.2498755703.

The spelling of 5863645858 in words is "five billion, eight hundred sixty-three million, six hundred forty-five thousand, eight hundred fifty-eight".