545499027 has 24 divisors (see below), whose sum is σ = 835699488. Its totient is φ = 342144000.

The previous prime is 545498977. The next prime is 545499037. The reversal of 545499027 is 720994545.

It is not a de Polignac number, because 545499027 - 2⁶ = 545498963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (545499037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8974 + ... + 34227.

It is an arithmetic number, because the mean of its divisors is an integer number (34820812).

Almost surely, 2^545499027 is an apocalyptic number.

545499027 is a deficient number, since it is larger than the sum of its proper divisors (290200461).

545499027 is a wasteful number, since it uses less digits than its factorization.

545499027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43291 (or 43288 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 45.

The square root of 545499027 is about 23355.9205984264. The cubic root of 545499027 is about 817.0801502617.

The spelling of 545499027 in words is "five hundred forty-five million, four hundred ninety-nine thousand, twenty-seven".