542240255356 has 12 divisors (see below), whose sum is σ = 949928870520. Its totient is φ = 270832006640.

The previous prime is 542240255351. The next prime is 542240255357. The reversal of 542240255356 is 653552042245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542240255351) 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 3 ways as a sum of consecutive naturals, for example, 72026026 + ... + 72033553.

It is an arithmetic number, because the mean of its divisors is an integer number (79160739210).

Almost surely, 2^542240255356 is an apocalyptic number.

It is an amenable number.

542240255356 is a deficient number, since it is larger than the sum of its proper divisors (407688615164).

542240255356 is a wasteful number, since it uses less digits than its factorization.

542240255356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144060524 (or 144060522 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 43.

The spelling of 542240255356 in words is "five hundred forty-two billion, two hundred forty million, two hundred fifty-five thousand, three hundred fifty-six".