544561118 has 4 divisors (see below), whose sum is σ = 816841680. Its totient is φ = 272280558.

The previous prime is 544561117. The next prime is 544561181. The reversal of 544561118 is 811165445.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×544561118² = 593093622474819848, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544561117) by changing a digit.

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 as a sum of consecutive naturals, namely, 136140278 + ... + 136140281.

It is an arithmetic number, because the mean of its divisors is an integer number (204210420).

Almost surely, 2^544561118 is an apocalyptic number.

544561118 is a deficient number, since it is larger than the sum of its proper divisors (272280562).

544561118 is a wasteful number, since it uses less digits than its factorization.

544561118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272280561.

The product of its digits is 19200, while the sum is 35.

The square root of 544561118 is about 23335.8333470223. The cubic root of 544561118 is about 816.6115967493.

The spelling of 544561118 in words is "five hundred forty-four million, five hundred sixty-one thousand, one hundred eighteen".