542156302235422 has 16 divisors (see below), whose sum is σ = 929481476401152. Its totient is φ = 232335032815800.

The previous prime is 542156302235369. The next prime is 542156302235437. The reversal of 542156302235422 is 224532203651245.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1472154498 + ... + 1472522725.

It is an arithmetic number, because the mean of its divisors is an integer number (58092592275072).

Almost surely, 2^{542156302235422} is an apocalyptic number.

542156302235422 is a deficient number, since it is larger than the sum of its proper divisors (387325174165730).

542156302235422 is a wasteful number, since it uses less digits than its factorization.

542156302235422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2944690383.

The product of its (nonzero) digits is 3456000, while the sum is 46.

Adding to 542156302235422 its reverse (224532203651245), we get a palindrome (766688505886667).

The spelling of 542156302235422 in words is "five hundred forty-two trillion, one hundred fifty-six billion, three hundred two million, two hundred thirty-five thousand, four hundred twenty-two".