542205250434 has 32 divisors (see below), whose sum is σ = 1206390024000. Its totient is φ = 180511663392.

The previous prime is 542205250373. The next prime is 542205250469. The reversal of 542205250434 is 434052502245.

542205250434 is a `hidden beast` number, since 54 + 2 + 20 + 52 + 504 + 34 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6162024 + ... + 6249395.

It is an arithmetic number, because the mean of its divisors is an integer number (37699688250).

Almost surely, 2^542205250434 is an apocalyptic number.

542205250434 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

542205250434 is an abundant number, since it is smaller than the sum of its proper divisors (664184773566).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

542205250434 is a wasteful number, since it uses less digits than its factorization.

542205250434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12412239 (or 12412233 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 36.

Adding to 542205250434 its reverse (434052502245), we get a palindrome (976257752679).

The spelling of 542205250434 in words is "five hundred forty-two billion, two hundred five million, two hundred fifty thousand, four hundred thirty-four".