53529341609 has 2 divisors, whose sum is σ = 53529341610. Its totient is φ = 53529341608.

The previous prime is 53529341597. The next prime is 53529341623. The reversal of 53529341609 is 90614392535.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52321987600 + 1207354009 = 228740^2 + 34747^2 .

It is a cyclic number.

It is not a de Polignac number, because 53529341609 - 2²⁴ = 53512564393 is a prime.

It is not a weakly prime, because it can be changed into another prime (53529341629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26764670804 + 26764670805.

It is an arithmetic number, because the mean of its divisors is an integer number (26764670805).

Almost surely, 2^53529341609 is an apocalyptic number.

It is an amenable number.

53529341609 is a deficient number, since it is larger than the sum of its proper divisors (1).

53529341609 is an equidigital number, since it uses as much as digits as its factorization.

53529341609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 874800, while the sum is 47.

The spelling of 53529341609 in words is "fifty-three billion, five hundred twenty-nine million, three hundred forty-one thousand, six hundred nine".