505550555033 has 2 divisors, whose sum is σ = 505550555034. Its totient is φ = 505550555032.

The previous prime is 505550554987. The next prime is 505550555047. The reversal of 505550555033 is 330555055505.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 452010148489 + 53540406544 = 672317^2 + 231388^2 .

It is a cyclic number.

It is not a de Polignac number, because 505550555033 - 2¹⁸ = 505550292889 is a prime.

It is not a weakly prime, because it can be changed into another prime (505550555233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252775277516 + 252775277517.

It is an arithmetic number, because the mean of its divisors is an integer number (252775277517).

Almost surely, 2^505550555033 is an apocalyptic number.

It is an amenable number.

505550555033 is a deficient number, since it is larger than the sum of its proper divisors (1).

505550555033 is an equidigital number, since it uses as much as digits as its factorization.

505550555033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 703125, while the sum is 41.

The spelling of 505550555033 in words is "five hundred five billion, five hundred fifty million, five hundred fifty-five thousand, thirty-three".