505532450629 has 2 divisors, whose sum is σ = 505532450630. Its totient is φ = 505532450628.

The previous prime is 505532450567. The next prime is 505532450681. The reversal of 505532450629 is 926054235505.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 394543528129 + 110988922500 = 628127^2 + 333150^2 .

It is a cyclic number.

It is not a de Polignac number, because 505532450629 - 2⁹ = 505532450117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (505532450699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252766225314 + 252766225315.

It is an arithmetic number, because the mean of its divisors is an integer number (252766225315).

Almost surely, 2^505532450629 is an apocalyptic number.

It is an amenable number.

505532450629 is a deficient number, since it is larger than the sum of its proper divisors (1).

505532450629 is an equidigital number, since it uses as much as digits as its factorization.

505532450629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620000, while the sum is 46.

The spelling of 505532450629 in words is "five hundred five billion, five hundred thirty-two million, four hundred fifty thousand, six hundred twenty-nine".