556656104543 has 32 divisors (see below), whose sum is σ = 699062400000. Its totient is φ = 430611793920.

The previous prime is 556656104539. The next prime is 556656104549. The reversal of 556656104543 is 345401656655.

It is not a de Polignac number, because 556656104543 - 2² = 556656104539 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 556656104491 and 556656104500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556656104549) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6839573 + ... + 6920481.

It is an arithmetic number, because the mean of its divisors is an integer number (21845700000).

Almost surely, 2^556656104543 is an apocalyptic number.

556656104543 is a deficient number, since it is larger than the sum of its proper divisors (142406295457).

556656104543 is a wasteful number, since it uses less digits than its factorization.

556656104543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81575.

The product of its (nonzero) digits is 6480000, while the sum is 50.

The spelling of 556656104543 in words is "five hundred fifty-six billion, six hundred fifty-six million, one hundred four thousand, five hundred forty-three".