56554671011 has 4 divisors (see below), whose sum is σ = 56568339000. Its totient is φ = 56541003024.

The previous prime is 56554670983. The next prime is 56554671029. The reversal of 56554671011 is 11017645565.

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

It is a cyclic number.

It is not a de Polignac number, because 56554671011 - 2²⁶ = 56487562147 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 56554671011.

It is not an unprimeable number, because it can be changed into a prime (56554671071) 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, 6827786 + ... + 6836063.

It is an arithmetic number, because the mean of its divisors is an integer number (14142084750).

Almost surely, 2^56554671011 is an apocalyptic number.

56554671011 is a deficient number, since it is larger than the sum of its proper divisors (13667989).

56554671011 is a wasteful number, since it uses less digits than its factorization.

56554671011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13667988.

The product of its (nonzero) digits is 126000, while the sum is 41.

The spelling of 56554671011 in words is "fifty-six billion, five hundred fifty-four million, six hundred seventy-one thousand, eleven".