556656005 has 16 divisors (see below), whose sum is σ = 700596864. Its totient is φ = 423783360.

The previous prime is 556655993. The next prime is 556656013. The reversal of 556656005 is 500656655.

It is a happy number.

It is not a de Polignac number, because 556656005 - 2⁴ = 556655989 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 556656005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10370 + ... + 34940.

It is an arithmetic number, because the mean of its divisors is an integer number (43787304).

Almost surely, 2^556656005 is an apocalyptic number.

It is an amenable number.

556656005 is a deficient number, since it is larger than the sum of its proper divisors (143940859).

556656005 is a wasteful number, since it uses less digits than its factorization.

556656005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24796.

The product of its (nonzero) digits is 135000, while the sum is 38.

The square root of 556656005 is about 23593.5585488921. The cubic root of 556656005 is about 822.6131217921.

The spelling of 556656005 in words is "five hundred fifty-six million, six hundred fifty-six thousand, five".