542052530562042 has 64 divisors (see below), whose sum is σ = 1207814591692800. Its totient is φ = 180196285625280.

The previous prime is 542052530562041. The next prime is 542052530562047. The reversal of 542052530562042 is 240265035250245.

It is a happy number.

542052530562042 is a `hidden beast` number, since 5 + 4 + 2 + 0 + 5 + 2 + 530 + 56 + 20 + 42 = 666.

It is a super-2 number, since 2×542052530562042² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (542052530562041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 160431367 + ... + 163775237.

It is an arithmetic number, because the mean of its divisors is an integer number (18872102995200).

Almost surely, 2^{542052530562042} is an apocalyptic number.

542052530562042 is an abundant number, since it is smaller than the sum of its proper divisors (665762061130758).

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

542052530562042 is a wasteful number, since it uses less digits than its factorization.

542052530562042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3351988 (or 3351982 counting only the distinct ones).

The product of its (nonzero) digits is 2880000, while the sum is 45.

The spelling of 542052530562042 in words is "five hundred forty-two trillion, fifty-two billion, five hundred thirty million, five hundred sixty-two thousand, forty-two".