542053451563 has 16 divisors (see below), whose sum is σ = 584892302400. Its totient is φ = 499378299264.

The previous prime is 542053451539. The next prime is 542053451609. The reversal of 542053451563 is 365154350245.

It is a de Polignac number, because none of the positive numbers 2^k-542053451563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (542053421563) 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 15 ways as a sum of consecutive naturals, for example, 34979245 + ... + 34994737.

It is an arithmetic number, because the mean of its divisors is an integer number (36555768900).

Almost surely, 2^542053451563 is an apocalyptic number.

542053451563 is a deficient number, since it is larger than the sum of its proper divisors (42838850837).

542053451563 is a wasteful number, since it uses less digits than its factorization.

542053451563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20598.

The product of its (nonzero) digits is 1080000, while the sum is 43.

The spelling of 542053451563 in words is "five hundred forty-two billion, fifty-three million, four hundred fifty-one thousand, five hundred sixty-three".