545220524242 has 16 divisors (see below), whose sum is σ = 837378622080. Its totient is φ = 266124138928.

The previous prime is 545220524227. The next prime is 545220524249. The reversal of 545220524242 is 242425022545.

It is not an unprimeable number, because it can be changed into a prime (545220524249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7418728 + ... + 7491859.

It is an arithmetic number, because the mean of its divisors is an integer number (52336163880).

Almost surely, 2^545220524242 is an apocalyptic number.

545220524242 is a deficient number, since it is larger than the sum of its proper divisors (292158097838).

545220524242 is a wasteful number, since it uses less digits than its factorization.

545220524242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14911025.

The product of its (nonzero) digits is 256000, while the sum is 37.

Adding to 545220524242 its reverse (242425022545), we get a palindrome (787645546787).

The spelling of 545220524242 in words is "five hundred forty-five billion, two hundred twenty million, five hundred twenty-four thousand, two hundred forty-two".