542136720230073 has 8 divisors (see below), whose sum is σ = 803165511452000. Its totient is φ = 361424480153364.

The previous prime is 542136720230029. The next prime is 542136720230137. The reversal of 542136720230073 is 370032027631245.

542136720230073 is a `hidden beast` number, since 5 + 4 + 2 + 13 + 67 + 202 + 300 + 73 = 666.

It is not a de Polignac number, because 542136720230073 - 2⁶ = 542136720230009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (542136720230023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10039568893123 + ... + 10039568893176.

It is an arithmetic number, because the mean of its divisors is an integer number (100395688931500).

Almost surely, 2^{542136720230073} is an apocalyptic number.

It is an amenable number.

542136720230073 is a deficient number, since it is larger than the sum of its proper divisors (261028791221927).

542136720230073 is a wasteful number, since it uses less digits than its factorization.

542136720230073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20079137786308 (or 20079137786302 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 45.

The spelling of 542136720230073 in words is "five hundred forty-two trillion, one hundred thirty-six billion, seven hundred twenty million, two hundred thirty thousand, seventy-three".