542043644426 has 8 divisors (see below), whose sum is σ = 826846237440. Its totient is φ = 266428231948.

The previous prime is 542043644393. The next prime is 542043644447. The reversal of 542043644426 is 624446340245.

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

It is a super-2 number, since 2×542043644426² (a number of 24 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 2296794986 + ... + 2296795221.

It is an arithmetic number, because the mean of its divisors is an integer number (103355779680).

Almost surely, 2^542043644426 is an apocalyptic number.

542043644426 is a deficient number, since it is larger than the sum of its proper divisors (284802593014).

542043644426 is a wasteful number, since it uses less digits than its factorization.

542043644426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4593590268.

The product of its (nonzero) digits is 2211840, while the sum is 44.

The spelling of 542043644426 in words is "five hundred forty-two billion, forty-three million, six hundred forty-four thousand, four hundred twenty-six".