546188108042 has 4 divisors (see below), whose sum is σ = 819282162066. Its totient is φ = 273094054020.

The previous prime is 546188108041. The next prime is 546188108047. The reversal of 546188108042 is 240801881645.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 545750085001 + 438023041 = 738749^2 + 20929^2 .

It is not an unprimeable number, because it can be changed into a prime (546188108041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136547027009 + ... + 136547027012.

Almost surely, 2^546188108042 is an apocalyptic number.

546188108042 is a deficient number, since it is larger than the sum of its proper divisors (273094054024).

546188108042 is a wasteful number, since it uses less digits than its factorization.

546188108042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273094054023.

The product of its (nonzero) digits is 491520, while the sum is 47.

Adding to 546188108042 its reverse (240801881645), we get a palindrome (786989989687).

The spelling of 546188108042 in words is "five hundred forty-six billion, one hundred eighty-eight million, one hundred eight thousand, forty-two".