545330440037 has 2 divisors, whose sum is σ = 545330440038. Its totient is φ = 545330440036.

The previous prime is 545330439991. The next prime is 545330440049. The reversal of 545330440037 is 730044033545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 402953265796 + 142377174241 = 634786^2 + 377329^2 .

It is a cyclic number.

It is not a de Polignac number, because 545330440037 - 2²⁴ = 545313662821 is a prime.

It is a super-2 number, since 2×545330440037² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545330440537) 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, 272665220018 + 272665220019.

It is an arithmetic number, because the mean of its divisors is an integer number (272665220019).

Almost surely, 2^545330440037 is an apocalyptic number.

It is an amenable number.

545330440037 is a deficient number, since it is larger than the sum of its proper divisors (1).

545330440037 is an equidigital number, since it uses as much as digits as its factorization.

545330440037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 302400, while the sum is 38.

The spelling of 545330440037 in words is "five hundred forty-five billion, three hundred thirty million, four hundred forty thousand, thirty-seven".