5566611606051 has 4 divisors (see below), whose sum is σ = 7422148808072. Its totient is φ = 3711074404032.

The previous prime is 5566611606007. The next prime is 5566611606067. The reversal of 5566611606051 is 1506061166655.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5566611606051 - 2⁹ = 5566611605539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5566611606001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 927768601006 + ... + 927768601011.

It is an arithmetic number, because the mean of its divisors is an integer number (1855537202018).

Almost surely, 2^{5566611606051} is an apocalyptic number.

5566611606051 is a deficient number, since it is larger than the sum of its proper divisors (1855537202021).

5566611606051 is a wasteful number, since it uses less digits than its factorization.

5566611606051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1855537202020.

The product of its (nonzero) digits is 972000, while the sum is 48.

The spelling of 5566611606051 in words is "five trillion, five hundred sixty-six billion, six hundred eleven million, six hundred six thousand, fifty-one".