5578894863 has 48 divisors (see below), whose sum is σ = 8374533024. Its totient is φ = 3576545280.

The previous prime is 5578894847. The next prime is 5578894889. The reversal of 5578894863 is 3684988755.

5578894863 is a `hidden beast` number, since 5 + 5 + 78 + 89 + 486 + 3 = 666.

It is a Cunningham number, because it is equal to 74692²-1.

It is not a de Polignac number, because 5578894863 - 2⁴ = 5578894847 is a prime.

It is a super-2 number, since 2×5578894863² = 62248135784815577538, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5578894863.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5578894843) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8439753 + ... + 8440413.

It is an arithmetic number, because the mean of its divisors is an integer number (174469438).

Almost surely, 2^5578894863 is an apocalyptic number.

5578894863 is a deficient number, since it is larger than the sum of its proper divisors (2795638161).

5578894863 is a wasteful number, since it uses less digits than its factorization.

5578894863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016 (or 1013 counting only the distinct ones).

The product of its digits is 58060800, while the sum is 63.

The square root of 5578894863 is about 74691.9999933058. Note that the first 5 decimals coincide. The cubic root of 5578894863 is about 1773.5743217641.

The spelling of 5578894863 in words is "five billion, five hundred seventy-eight million, eight hundred ninety-four thousand, eight hundred sixty-three".