56105663336 has 16 divisors (see below), whose sum is σ = 105204600900. Its totient is φ = 28051103104.

The previous prime is 56105663311. The next prime is 56105663351. The reversal of 56105663336 is 63336650165.

It can be written as a sum of positive squares in 2 ways, for example, as 37090908100 + 19014755236 = 192590^2 + 137894^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72515 + ... + 342738.

Almost surely, 2^56105663336 is an apocalyptic number.

It is an amenable number.

56105663336 is a deficient number, since it is larger than the sum of its proper divisors (49098937564).

56105663336 is a wasteful number, since it uses less digits than its factorization.

56105663336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432148 (or 432144 counting only the distinct ones).

The product of its (nonzero) digits is 874800, while the sum is 44.

The spelling of 56105663336 in words is "fifty-six billion, one hundred five million, six hundred sixty-three thousand, three hundred thirty-six".