556616650101 has 4 divisors (see below), whose sum is σ = 742155533472. Its totient is φ = 371077766732.

The previous prime is 556616650087. The next prime is 556616650153. The reversal of 556616650101 is 101056616655.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 556616650101 - 2¹⁰ = 556616649077 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556616650501) 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 3 ways as a sum of consecutive naturals, for example, 92769441681 + ... + 92769441686.

It is an arithmetic number, because the mean of its divisors is an integer number (185538883368).

Almost surely, 2^556616650101 is an apocalyptic number.

It is an amenable number.

556616650101 is a deficient number, since it is larger than the sum of its proper divisors (185538883371).

556616650101 is a wasteful number, since it uses less digits than its factorization.

556616650101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185538883370.

The product of its (nonzero) digits is 162000, while the sum is 42.

The spelling of 556616650101 in words is "five hundred fifty-six billion, six hundred sixteen million, six hundred fifty thousand, one hundred one".