55510605329 has 2 divisors, whose sum is σ = 55510605330. Its totient is φ = 55510605328.

The previous prime is 55510605301. The next prime is 55510605361. The reversal of 55510605329 is 92350601555.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33873666304 + 21636939025 = 184048^2 + 147095^2 .

It is a cyclic number.

It is not a de Polignac number, because 55510605329 - 2¹² = 55510601233 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (55510605379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27755302664 + 27755302665.

It is an arithmetic number, because the mean of its divisors is an integer number (27755302665).

Almost surely, 2^55510605329 is an apocalyptic number.

It is an amenable number.

55510605329 is a deficient number, since it is larger than the sum of its proper divisors (1).

55510605329 is an equidigital number, since it uses as much as digits as its factorization.

55510605329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 202500, while the sum is 41.

The spelling of 55510605329 in words is "fifty-five billion, five hundred ten million, six hundred five thousand, three hundred twenty-nine".