56133226611 has 32 divisors (see below), whose sum is σ = 103680422400. Its totient is φ = 29160116640.

The previous prime is 56133226607. The next prime is 56133226627. The reversal of 56133226611 is 11662233165.

56133226611 is a `hidden beast` number, since 5 + 6 + 1 + 3 + 32 + 2 + 6 + 611 = 666.

It is not a de Polignac number, because 56133226611 - 2² = 56133226607 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56133226661) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13497976 + ... + 13502133.

It is an arithmetic number, because the mean of its divisors is an integer number (3240013200).

Almost surely, 2^56133226611 is an apocalyptic number.

56133226611 is a deficient number, since it is larger than the sum of its proper divisors (47547195789).

56133226611 is a wasteful number, since it uses less digits than its factorization.

56133226611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27000136 (or 27000130 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

Adding to 56133226611 its reverse (11662233165), we get a palindrome (67795459776).

The spelling of 56133226611 in words is "fifty-six billion, one hundred thirty-three million, two hundred twenty-six thousand, six hundred eleven".