8000055563 has 2 divisors, whose sum is σ = 8000055564. Its totient is φ = 8000055562.

The previous prime is 8000055541. The next prime is 8000055577. The reversal of 8000055563 is 3655500008.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8000055563 - 2¹⁸ = 7999793419 is a prime.

It is a super-2 number, since 2×8000055563² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8000055593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4000027781 + 4000027782.

It is an arithmetic number, because the mean of its divisors is an integer number (4000027782).

Almost surely, 2^8000055563 is an apocalyptic number.

8000055563 is a deficient number, since it is larger than the sum of its proper divisors (1).

8000055563 is an equidigital number, since it uses as much as digits as its factorization.

8000055563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 8000055563 is about 89443.0297060649. The cubic root of 8000055563 is about 2000.0046302393.

The spelling of 8000055563 in words is "eight billion, fifty-five thousand, five hundred sixty-three".