545320094089 has 2 divisors, whose sum is σ = 545320094090. Its totient is φ = 545320094088.

The previous prime is 545320094051. The next prime is 545320094101. The reversal of 545320094089 is 980490023545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 272997890064 + 272322204025 = 522492^2 + 521845^2 .

It is a cyclic number.

It is not a de Polignac number, because 545320094089 - 2²³ = 545311705481 is a prime.

It is not a weakly prime, because it can be changed into another prime (545320094029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272660047044 + 272660047045.

It is an arithmetic number, because the mean of its divisors is an integer number (272660047045).

Almost surely, 2^545320094089 is an apocalyptic number.

It is an amenable number.

545320094089 is a deficient number, since it is larger than the sum of its proper divisors (1).

545320094089 is an equidigital number, since it uses as much as digits as its factorization.

545320094089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1555200, while the sum is 49.

The spelling of 545320094089 in words is "five hundred forty-five billion, three hundred twenty million, ninety-four thousand, eighty-nine".