5556556523 has 8 divisors (see below), whose sum is σ = 6366678240. Its totient is φ = 4750516800.

The previous prime is 5556556507. The next prime is 5556556543. The reversal of 5556556523 is 3256556555.

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 5556556523 - 2⁴ = 5556556507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5556556543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1017578 + ... + 1023023.

It is an arithmetic number, because the mean of its divisors is an integer number (795834780).

Almost surely, 2^5556556523 is an apocalyptic number.

5556556523 is a deficient number, since it is larger than the sum of its proper divisors (810121717).

5556556523 is a wasteful number, since it uses less digits than its factorization.

5556556523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2040997.

The product of its digits is 3375000, while the sum is 47.

The square root of 5556556523 is about 74542.3136413138. The cubic root of 5556556523 is about 1771.2039775799.

The spelling of 5556556523 in words is "five billion, five hundred fifty-six million, five hundred fifty-six thousand, five hundred twenty-three".