332145220609 has 2 divisors, whose sum is σ = 332145220610. Its totient is φ = 332145220608.

The previous prime is 332145220597. The next prime is 332145220691. The reversal of 332145220609 is 906022541233.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 177664779009 + 154480441600 = 421503^2 + 393040^2 .

It is a cyclic number.

It is not a de Polignac number, because 332145220609 - 2¹³ = 332145212417 is a prime.

It is a super-2 number, since 2×332145220609² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (332145220009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166072610304 + 166072610305.

It is an arithmetic number, because the mean of its divisors is an integer number (166072610305).

Almost surely, 2^332145220609 is an apocalyptic number.

It is an amenable number.

332145220609 is a deficient number, since it is larger than the sum of its proper divisors (1).

332145220609 is an equidigital number, since it uses as much as digits as its factorization.

332145220609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 37.

The spelling of 332145220609 in words is "three hundred thirty-two billion, one hundred forty-five million, two hundred twenty thousand, six hundred nine".