5506616551 has 2 divisors, whose sum is σ = 5506616552. Its totient is φ = 5506616550.

The previous prime is 5506616539. The next prime is 5506616617. The reversal of 5506616551 is 1556166055.

5506616551 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5506616551 - 2²⁹ = 4969745639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5506616351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2753308275 + 2753308276.

It is an arithmetic number, because the mean of its divisors is an integer number (2753308276).

Almost surely, 2^5506616551 is an apocalyptic number.

5506616551 is a deficient number, since it is larger than the sum of its proper divisors (1).

5506616551 is an equidigital number, since it uses as much as digits as its factorization.

5506616551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 135000, while the sum is 40.

The square root of 5506616551 is about 74206.5802405690. The cubic root of 5506616551 is about 1765.8817243037.

It can be divided in two parts, 55066 and 16551, that added together give a palindrome (71617).

The spelling of 5506616551 in words is "five billion, five hundred six million, six hundred sixteen thousand, five hundred fifty-one".