545752089 has 12 divisors (see below), whose sum is σ = 791309376. Its totient is φ = 362449752.

The previous prime is 545752063. The next prime is 545752099. The reversal of 545752089 is 980257545.

545752089 is a `hidden beast` number, since 5 + 45 + 7 + 520 + 89 = 666.

It is not a de Polignac number, because 545752089 - 2²⁵ = 512197657 is a prime.

It is not an unprimeable number, because it can be changed into a prime (545752019) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112917 + ... + 117650.

It is an arithmetic number, because the mean of its divisors is an integer number (65942448).

Almost surely, 2^545752089 is an apocalyptic number.

It is an amenable number.

545752089 is a deficient number, since it is larger than the sum of its proper divisors (245557287).

545752089 is a wasteful number, since it uses less digits than its factorization.

545752089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230836 (or 230833 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 45.

The square root of 545752089 is about 23361.3374831151. The cubic root of 545752089 is about 817.2064810527.

The spelling of 545752089 in words is "five hundred forty-five million, seven hundred fifty-two thousand, eighty-nine".