353530504949 has 2 divisors, whose sum is σ = 353530504950. Its totient is φ = 353530504948.

The previous prime is 353530504931. The next prime is 353530505051. The reversal of 353530504949 is 949405035353.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 343374904324 + 10155600625 = 585982^2 + 100775^2 .

It is a cyclic number.

It is not a de Polignac number, because 353530504949 - 2²⁴ = 353513727733 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 353530504897 and 353530504906.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (353530504909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176765252474 + 176765252475.

It is an arithmetic number, because the mean of its divisors is an integer number (176765252475).

Almost surely, 2^353530504949 is an apocalyptic number.

It is an amenable number.

353530504949 is a deficient number, since it is larger than the sum of its proper divisors (1).

353530504949 is an equidigital number, since it uses as much as digits as its factorization.

353530504949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4374000, while the sum is 50.

The spelling of 353530504949 in words is "three hundred fifty-three billion, five hundred thirty million, five hundred four thousand, nine hundred forty-nine".