556336633655 has 16 divisors (see below), whose sum is σ = 729087782400. Its totient is φ = 404168153760.

The previous prime is 556336633649. The next prime is 556336633669.

It is a happy number.

556336633655 is nontrivially palindromic in base 10.

556336633655 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-556336633655 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 556336633655.

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, 5452835 + ... + 5553924.

It is an arithmetic number, because the mean of its divisors is an integer number (45567986400).

Almost surely, 2^556336633655 is an apocalyptic number.

556336633655 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

556336633655 is a deficient number, since it is larger than the sum of its proper divisors (172751148745).

556336633655 is a wasteful number, since it uses less digits than its factorization.

556336633655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11007694.

The product of its digits is 65610000, while the sum is 56.

The spelling of 556336633655 in words is "five hundred fifty-six billion, three hundred thirty-six million, six hundred thirty-three thousand, six hundred fifty-five".