544561146 has 24 divisors (see below), whose sum is σ = 1180667124. Its totient is φ = 181399680.

The previous prime is 544561117. The next prime is 544561181. The reversal of 544561146 is 641165445.

544561146 is a `hidden beast` number, since 54 + 4 + 561 + 1 + 46 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 544055625 + 505521 = 23325^2 + 711^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 544561146.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20226 + ... + 38706.

Almost surely, 2^544561146 is an apocalyptic number.

544561146 is an abundant number, since it is smaller than the sum of its proper divisors (636105978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

544561146 is a wasteful number, since it uses less digits than its factorization.

544561146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20126 (or 20123 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 544561146 is about 23335.8339469581. The cubic root of 544561146 is about 816.6116107454.

The spelling of 544561146 in words is "five hundred forty-four million, five hundred sixty-one thousand, one hundred forty-six".