545555240342 has 64 divisors (see below), whose sum is σ = 1000285977600. Its totient is φ = 217829246976.

The previous prime is 545555240317. The next prime is 545555240387. The reversal of 545555240342 is 243042555545.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 545555240293 and 545555240302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35619278 + ... + 35634590.

It is an arithmetic number, because the mean of its divisors is an integer number (15629468400).

Almost surely, 2^545555240342 is an apocalyptic number.

545555240342 is a deficient number, since it is larger than the sum of its proper divisors (454730737258).

545555240342 is a wasteful number, since it uses less digits than its factorization.

545555240342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16845.

The product of its (nonzero) digits is 2400000, while the sum is 44.

Adding to 545555240342 its reverse (243042555545), we get a palindrome (788597795887).

The spelling of 545555240342 in words is "five hundred forty-five billion, five hundred fifty-five million, two hundred forty thousand, three hundred forty-two".