505420046633 has 2 divisors, whose sum is σ = 505420046634. Its totient is φ = 505420046632.

The previous prime is 505420046617. The next prime is 505420046641. The reversal of 505420046633 is 336640024505.

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., 413279265424 + 92140781209 = 642868^2 + 303547^2 .

It is a cyclic number.

It is not a de Polignac number, because 505420046633 - 2⁴ = 505420046617 is a prime.

It is not a weakly prime, because it can be changed into another prime (505420046683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252710023316 + 252710023317.

It is an arithmetic number, because the mean of its divisors is an integer number (252710023317).

Almost surely, 2^505420046633 is an apocalyptic number.

It is an amenable number.

505420046633 is a deficient number, since it is larger than the sum of its proper divisors (1).

505420046633 is an equidigital number, since it uses as much as digits as its factorization.

505420046633 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 259200, while the sum is 38.

The spelling of 505420046633 in words is "five hundred five billion, four hundred twenty million, forty-six thousand, six hundred thirty-three".