542441263041242 has 16 divisors (see below), whose sum is σ = 815853815453952. Its totient is φ = 270490009979280.

The previous prime is 542441263041239. The next prime is 542441263041257. The reversal of 542441263041242 is 242140362144245.

It is a junction number, because it is equal to n+sod(n) for n = 542441263041193 and 542441263041202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53680763 + ... + 62980209.

It is an arithmetic number, because the mean of its divisors is an integer number (50990863465872).

Almost surely, 2^{542441263041242} is an apocalyptic number.

542441263041242 is a deficient number, since it is larger than the sum of its proper divisors (273412552412710).

542441263041242 is a wasteful number, since it uses less digits than its factorization.

542441263041242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9378013.

The product of its (nonzero) digits is 1474560, while the sum is 44.

The spelling of 542441263041242 in words is "five hundred forty-two trillion, four hundred forty-one billion, two hundred sixty-three million, forty-one thousand, two hundred forty-two".