55305263311099 has 2 divisors, whose sum is σ = 55305263311100. Its totient is φ = 55305263311098.

The previous prime is 55305263311007. The next prime is 55305263311171. The reversal of 55305263311099 is 99011336250355.

55305263311099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55305263311099 - 2²⁷ = 55305129093371 is a prime.

It is not a weakly prime, because it can be changed into another prime (55305263011099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27652631655549 + 27652631655550.

It is an arithmetic number, because the mean of its divisors is an integer number (27652631655550).

Almost surely, 2^{55305263311099} is an apocalyptic number.

55305263311099 is a deficient number, since it is larger than the sum of its proper divisors (1).

55305263311099 is an equidigital number, since it uses as much as digits as its factorization.

55305263311099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3280500, while the sum is 52.

The spelling of 55305263311099 in words is "fifty-five trillion, three hundred five billion, two hundred sixty-three million, three hundred eleven thousand, ninety-nine".