55565133353 has 2 divisors, whose sum is σ = 55565133354. Its totient is φ = 55565133352.

The previous prime is 55565133343. The next prime is 55565133361. The reversal of 55565133353 is 35333156555.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41210218009 + 14354915344 = 203003^2 + 119812^2 .

It is a cyclic number.

It is not a de Polignac number, because 55565133353 - 2¹⁸ = 55564871209 is a prime.

It is not a weakly prime, because it can be changed into another prime (55565133343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27782566676 + 27782566677.

It is an arithmetic number, because the mean of its divisors is an integer number (27782566677).

Almost surely, 2^55565133353 is an apocalyptic number.

It is an amenable number.

55565133353 is a deficient number, since it is larger than the sum of its proper divisors (1).

55565133353 is an equidigital number, since it uses as much as digits as its factorization.

55565133353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1518750, while the sum is 44.

The spelling of 55565133353 in words is "fifty-five billion, five hundred sixty-five million, one hundred thirty-three thousand, three hundred fifty-three".