56106655056 has 30 divisors (see below), whose sum is σ = 157020708650. Its totient is φ = 18702218304.

The previous prime is 56106655051. The next prime is 56106655133. The reversal of 56106655056 is 65055660165.

It can be written as a sum of positive squares in only one way, i.e., 37293789456 + 18812865600 = 193116^2 + 137160^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56106655051) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 194814631 + ... + 194814918.

Almost surely, 2^56106655056 is an apocalyptic number.

It is an amenable number.

56106655056 is an abundant number, since it is smaller than the sum of its proper divisors (100914053594).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56106655056 is a wasteful number, since it uses less digits than its factorization.

56106655056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389629563 (or 389629554 counting only the distinct ones).

The product of its (nonzero) digits is 810000, while the sum is 45.

It can be divided in two parts, 5610 and 6655056, that added together give a palindrome (6660666).

The spelling of 56106655056 in words is "fifty-six billion, one hundred six million, six hundred fifty-five thousand, fifty-six".