556655515049 has 8 divisors (see below), whose sum is σ = 557075867040. Its totient is φ = 556235323776.

The previous prime is 556655515001. The next prime is 556655515051. The reversal of 556655515049 is 940515556655.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 556655515049 - 2¹² = 556655510953 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 556655514985 and 556655515003.

It is not an unprimeable number, because it can be changed into a prime (556655517049) 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, 7400222 + ... + 7475064.

It is an arithmetic number, because the mean of its divisors is an integer number (69634483380).

Almost surely, 2^556655515049 is an apocalyptic number.

It is an amenable number.

556655515049 is a deficient number, since it is larger than the sum of its proper divisors (420351991).

556655515049 is a wasteful number, since it uses less digits than its factorization.

556655515049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80359.

The product of its (nonzero) digits is 20250000, while the sum is 56.

The spelling of 556655515049 in words is "five hundred fifty-six billion, six hundred fifty-five million, five hundred fifteen thousand, forty-nine".