545616146 has 8 divisors (see below), whose sum is σ = 818573580. Its totient is φ = 272758288.

The previous prime is 545616133. The next prime is 545616157. The reversal of 545616146 is 641616545.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 431019121 + 114597025 = 20761^2 + 10705^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9221 + ... + 34296.

Almost surely, 2^545616146 is an apocalyptic number.

545616146 is a deficient number, since it is larger than the sum of its proper divisors (272957434).

545616146 is a wasteful number, since it uses less digits than its factorization.

545616146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49788.

The product of its digits is 86400, while the sum is 38.

The square root of 545616146 is about 23358.4277296226. The cubic root of 545616146 is about 817.1386219592.

The spelling of 545616146 in words is "five hundred forty-five million, six hundred sixteen thousand, one hundred forty-six".