555050505049 has 4 divisors (see below), whose sum is σ = 557054297764. Its totient is φ = 553046712336.

The previous prime is 555050505047. The next prime is 555050505143. The reversal of 555050505049 is 940505050555.

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

It can be written as a sum of positive squares in 2 ways, for example, as 213957128025 + 341093377024 = 462555^2 + 584032^2 .

It is a cyclic number.

It is not a de Polignac number, because 555050505049 - 2¹ = 555050505047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 555050504996 and 555050505014.

It is not an unprimeable number, because it can be changed into a prime (555050505041) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1001895942 + ... + 1001896495.

It is an arithmetic number, because the mean of its divisors is an integer number (139263574441).

Almost surely, 2^555050505049 is an apocalyptic number.

It is an amenable number.

555050505049 is a deficient number, since it is larger than the sum of its proper divisors (2003792715).

555050505049 is a wasteful number, since it uses less digits than its factorization.

555050505049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2003792714.

The product of its (nonzero) digits is 562500, while the sum is 43.

The spelling of 555050505049 in words is "five hundred fifty-five billion, fifty million, five hundred five thousand, forty-nine".