542224644146 has 8 divisors (see below), whose sum is σ = 817830541164. Its totient is φ = 269614463760.

The previous prime is 542224644131. The next prime is 542224644209. The reversal of 542224644146 is 641446422245.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 520907184121 + 21317460025 = 721739^2 + 146005^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 542224644097 and 542224644106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 748928705 + ... + 748929428.

Almost surely, 2^542224644146 is an apocalyptic number.

542224644146 is a deficient number, since it is larger than the sum of its proper divisors (275605897018).

542224644146 is a wasteful number, since it uses less digits than its factorization.

542224644146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1497858316.

The product of its digits is 1474560, while the sum is 44.

The spelling of 542224644146 in words is "five hundred forty-two billion, two hundred twenty-four million, six hundred forty-four thousand, one hundred forty-six".