6503543225542 has 8 divisors (see below), whose sum is σ = 10642161641832. Its totient is φ = 2956156011600.

The previous prime is 6503543225527. The next prime is 6503543225549. The reversal of 6503543225542 is 2455223453056.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 6503543225492 and 6503543225501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6503543225549) 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, 147807800559 + ... + 147807800602.

It is an arithmetic number, because the mean of its divisors is an integer number (1330270205229).

Almost surely, 2^{6503543225542} is an apocalyptic number.

6503543225542 is a deficient number, since it is larger than the sum of its proper divisors (4138618416290).

6503543225542 is a wasteful number, since it uses less digits than its factorization.

6503543225542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295615601174.

The product of its (nonzero) digits is 4320000, while the sum is 46.

Adding to 6503543225542 its reverse (2455223453056), we get a palindrome (8958766678598).

The spelling of 6503543225542 in words is "six trillion, five hundred three billion, five hundred forty-three million, two hundred twenty-five thousand, five hundred forty-two".