542116403442 has 48 divisors (see below), whose sum is σ = 1191291349248. Its totient is φ = 178136038080.

The previous prime is 542116403441. The next prime is 542116403449. The reversal of 542116403442 is 244304611245.

542116403442 is a `hidden beast` number, since 5 + 4 + 2 + 1 + 1 + 640 + 3 + 4 + 4 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 542116403397 and 542116403406.

It is not an unprimeable number, because it can be changed into a prime (542116403441) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 10995598 + ... + 11044790.

It is an arithmetic number, because the mean of its divisors is an integer number (24818569776).

Almost surely, 2^542116403442 is an apocalyptic number.

542116403442 is an abundant number, since it is smaller than the sum of its proper divisors (649174945806).

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

542116403442 is a wasteful number, since it uses less digits than its factorization.

542116403442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57895 (or 57892 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

The spelling of 542116403442 in words is "five hundred forty-two billion, one hundred sixteen million, four hundred three thousand, four hundred forty-two".