545252353189 has 2 divisors, whose sum is σ = 545252353190. Its totient is φ = 545252353188.

The previous prime is 545252353183. The next prime is 545252353211. The reversal of 545252353189 is 981353252545.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 465169013089 + 80083340100 = 682033^2 + 282990^2 .

It is a cyclic number.

It is not a de Polignac number, because 545252353189 - 2⁵ = 545252353157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545252353183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272626176594 + 272626176595.

It is an arithmetic number, because the mean of its divisors is an integer number (272626176595).

Almost surely, 2^545252353189 is an apocalyptic number.

It is an amenable number.

545252353189 is a deficient number, since it is larger than the sum of its proper divisors (1).

545252353189 is an equidigital number, since it uses as much as digits as its factorization.

545252353189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480000, while the sum is 52.

The spelling of 545252353189 in words is "five hundred forty-five billion, two hundred fifty-two million, three hundred fifty-three thousand, one hundred eighty-nine".