552511304242 has 4 divisors (see below), whose sum is σ = 828766956366. Its totient is φ = 276255652120.

The previous prime is 552511304239. The next prime is 552511304273. The reversal of 552511304242 is 242403115255.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 376135663401 + 176375640841 = 613299^2 + 419971^2 .

It is a junction number, because it is equal to n+sod(n) for n = 552511304198 and 552511304207.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138127826059 + ... + 138127826062.

Almost surely, 2^552511304242 is an apocalyptic number.

552511304242 is a deficient number, since it is larger than the sum of its proper divisors (276255652124).

552511304242 is a wasteful number, since it uses less digits than its factorization.

552511304242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276255652123.

The product of its (nonzero) digits is 48000, while the sum is 34.

Adding to 552511304242 its reverse (242403115255), we get a palindrome (794914419497).

The spelling of 552511304242 in words is "five hundred fifty-two billion, five hundred eleven million, three hundred four thousand, two hundred forty-two".