542220816706 has 16 divisors (see below), whose sum is σ = 827205086880. Its totient is φ = 266486772160.

The previous prime is 542220816659. The next prime is 542220816707. The reversal of 542220816706 is 607618022245.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (542220816707) 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 in 7 ways as a sum of consecutive naturals, for example, 882165 + ... + 1364791.

It is an arithmetic number, because the mean of its divisors is an integer number (51700317930).

Almost surely, 2^542220816706 is an apocalyptic number.

542220816706 is a deficient number, since it is larger than the sum of its proper divisors (284984270174).

542220816706 is a wasteful number, since it uses less digits than its factorization.

542220816706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492209.

The product of its (nonzero) digits is 322560, while the sum is 43.

The spelling of 542220816706 in words is "five hundred forty-two billion, two hundred twenty million, eight hundred sixteen thousand, seven hundred six".