542203441345420 has 24 divisors (see below), whose sum is σ = 1138685460512544. Its totient is φ = 216870284407296.

The previous prime is 542203441345387. The next prime is 542203441345477. The reversal of 542203441345420 is 24543144302245.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 692857344 + ... + 693639463.

It is an arithmetic number, because the mean of its divisors is an integer number (47445227521356).

Almost surely, 2^{542203441345420} is an apocalyptic number.

It is an amenable number.

542203441345420 is an abundant number, since it is smaller than the sum of its proper divisors (596482019167124).

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

542203441345420 is a wasteful number, since it uses less digits than its factorization.

542203441345420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1386516369 (or 1386516367 counting only the distinct ones).

The product of its (nonzero) digits is 1843200, while the sum is 43.

Adding to 542203441345420 its reverse (24543144302245), we get a palindrome (566746585647665).

The spelling of 542203441345420 in words is "five hundred forty-two trillion, two hundred three billion, four hundred forty-one million, three hundred forty-five thousand, four hundred twenty".