145045606540529 has 2 divisors, whose sum is σ = 145045606540530. Its totient is φ = 145045606540528.

The previous prime is 145045606540507. The next prime is 145045606540573. The reversal of 145045606540529 is 925045606540541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 93299854864225 + 51745751676304 = 9659185^2 + 7193452^2 .

It is a cyclic number.

It is not a de Polignac number, because 145045606540529 - 2⁴⁴ = 127453420496113 is a prime.

It is not a weakly prime, because it can be changed into another prime (145045606548529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72522803270264 + 72522803270265.

It is an arithmetic number, because the mean of its divisors is an integer number (72522803270265).

Almost surely, 2^{145045606540529} is an apocalyptic number.

It is an amenable number.

145045606540529 is a deficient number, since it is larger than the sum of its proper divisors (1).

145045606540529 is an equidigital number, since it uses as much as digits as its factorization.

145045606540529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920000, while the sum is 56.

The spelling of 145045606540529 in words is "one hundred forty-five trillion, forty-five billion, six hundred six million, five hundred forty thousand, five hundred twenty-nine".