56611441436 has 12 divisors (see below), whose sum is σ = 108076388280. Its totient is φ = 25732473360.

The previous prime is 56611441433. The next prime is 56611441441. The reversal of 56611441436 is 63414411665.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 56611441393 and 56611441402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56611441433) 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, 643311791 + ... + 643311878.

It is an arithmetic number, because the mean of its divisors is an integer number (9006365690).

Almost surely, 2^56611441436 is an apocalyptic number.

It is an amenable number.

56611441436 is a deficient number, since it is larger than the sum of its proper divisors (51464946844).

56611441436 is a wasteful number, since it uses less digits than its factorization.

56611441436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1286623684 (or 1286623682 counting only the distinct ones).

The product of its digits is 207360, while the sum is 41.

The spelling of 56611441436 in words is "fifty-six billion, six hundred eleven million, four hundred forty-one thousand, four hundred thirty-six".