542160306252 has 72 divisors (see below), whose sum is σ = 1382900671152. Its totient is φ = 179083632000.

The previous prime is 542160306229. The next prime is 542160306263. The reversal of 542160306252 is 252603061245.

542160306252 is a `hidden beast` number, since 5 + 4 + 21 + 6 + 0 + 3 + 0 + 625 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 3223918 + ... + 3387914.

It is an arithmetic number, because the mean of its divisors is an integer number (19206953766).

Almost surely, 2^542160306252 is an apocalyptic number.

It is an amenable number.

542160306252 is an abundant number, since it is smaller than the sum of its proper divisors (840740364900).

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

542160306252 is a wasteful number, since it uses less digits than its factorization.

542160306252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164839 (or 164834 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 542160306252 its reverse (252603061245), we get a palindrome (794763367497).

The spelling of 542160306252 in words is "five hundred forty-two billion, one hundred sixty million, three hundred six thousand, two hundred fifty-two".