545454566 has 8 divisors (see below), whose sum is σ = 818400000. Its totient is φ = 272654568.

The previous prime is 545454563. The next prime is 545454593. The reversal of 545454566 is 665454545.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545454563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26441 + ... + 42308.

It is an arithmetic number, because the mean of its divisors is an integer number (102300000).

Almost surely, 2^545454566 is an apocalyptic number.

545454566 is a deficient number, since it is larger than the sum of its proper divisors (272945434).

545454566 is a wasteful number, since it uses less digits than its factorization.

545454566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72718.

The product of its digits is 1440000, while the sum is 44.

The square root of 545454566 is about 23354.9687646976. The cubic root of 545454566 is about 817.0579509019.

The spelling of 545454566 in words is "five hundred forty-five million, four hundred fifty-four thousand, five hundred sixty-six".