55550606099 has 2 divisors, whose sum is σ = 55550606100. Its totient is φ = 55550606098.

The previous prime is 55550606039. The next prime is 55550606129. The reversal of 55550606099 is 99060605555.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55550606099 is a prime.

It is not a weakly prime, because it can be changed into another prime (55550606029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27775303049 + 27775303050.

It is an arithmetic number, because the mean of its divisors is an integer number (27775303050).

Almost surely, 2^55550606099 is an apocalyptic number.

55550606099 is a deficient number, since it is larger than the sum of its proper divisors (1).

55550606099 is an equidigital number, since it uses as much as digits as its factorization.

55550606099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1822500, while the sum is 50.

The spelling of 55550606099 in words is "fifty-five billion, five hundred fifty million, six hundred six thousand, ninety-nine".