542423120506 has 16 divisors (see below), whose sum is σ = 843434397216. Its totient is φ = 261415331856.

The previous prime is 542423120489. The next prime is 542423120521. The reversal of 542423120506 is 605021324245.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34244616 + ... + 34260451.

It is an arithmetic number, because the mean of its divisors is an integer number (52714649826).

Almost surely, 2^542423120506 is an apocalyptic number.

542423120506 is a deficient number, since it is larger than the sum of its proper divisors (301011276710).

542423120506 is a wasteful number, since it uses less digits than its factorization.

542423120506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68505213.

The product of its (nonzero) digits is 57600, while the sum is 34.

The spelling of 542423120506 in words is "five hundred forty-two billion, four hundred twenty-three million, one hundred twenty thousand, five hundred six".