542220255503 has 4 divisors (see below), whose sum is σ = 542230964688. Its totient is φ = 542209546320.

The previous prime is 542220255443. The next prime is 542220255517. The reversal of 542220255503 is 305552022245.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-542220255503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542220255593) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5278283 + ... + 5380028.

It is an arithmetic number, because the mean of its divisors is an integer number (135557741172).

Almost surely, 2^542220255503 is an apocalyptic number.

542220255503 is a deficient number, since it is larger than the sum of its proper divisors (10709185).

542220255503 is a wasteful number, since it uses less digits than its factorization.

542220255503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10709184.

The product of its (nonzero) digits is 120000, while the sum is 35.

Adding to 542220255503 its reverse (305552022245), we get a palindrome (847772277748).

The spelling of 542220255503 in words is "five hundred forty-two billion, two hundred twenty million, two hundred fifty-five thousand, five hundred three".