5578894847 has 2 divisors, whose sum is σ = 5578894848. Its totient is φ = 5578894846.

The previous prime is 5578894843. The next prime is 5578894889. The reversal of 5578894847 is 7484988755.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5578894847 - 2² = 5578894843 is a prime.

It is a super-2 number, since 2×5578894847² = 62248135427766306818, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5578894843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2789447423 + 2789447424.

It is an arithmetic number, because the mean of its divisors is an integer number (2789447424).

Almost surely, 2^5578894847 is an apocalyptic number.

5578894847 is a deficient number, since it is larger than the sum of its proper divisors (1).

5578894847 is an equidigital number, since it uses as much as digits as its factorization.

5578894847 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90316800, while the sum is 65.

The square root of 5578894847 is about 74691.9998861993. Note that the first 3 decimals coincide. The cubic root of 5578894847 is about 1773.5743200686.

The spelling of 5578894847 in words is "five billion, five hundred seventy-eight million, eight hundred ninety-four thousand, eight hundred forty-seven".