5005000055551 has 2 divisors, whose sum is σ = 5005000055552. Its totient is φ = 5005000055550.

The previous prime is 5005000055533. The next prime is 5005000055591. The reversal of 5005000055551 is 1555500005005.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5005000055551 - 2⁷ = 5005000055423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5005000055591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2502500027775 + 2502500027776.

It is an arithmetic number, because the mean of its divisors is an integer number (2502500027776).

Almost surely, 2^{5005000055551} is an apocalyptic number.

5005000055551 is a deficient number, since it is larger than the sum of its proper divisors (1).

5005000055551 is an equidigital number, since it uses as much as digits as its factorization.

5005000055551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15625, while the sum is 31.

The spelling of 5005000055551 in words is "five trillion, five billion, fifty-five thousand, five hundred fifty-one".