56556655665735 has 64 divisors (see below), whose sum is σ = 99336672691200. Its totient is φ = 27385035245568.

The previous prime is 56556655665733. The next prime is 56556655665739. The reversal of 56556655665735 is 53756655665565.

It is not a de Polignac number, because 56556655665735 - 2¹ = 56556655665733 is a prime.

It is a Smith number, since the sum of its digits (75) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56556655665733) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 47315122 + ... + 48495711.

It is an arithmetic number, because the mean of its divisors is an integer number (1552135510800).

Almost surely, 2^{56556655665735} is an apocalyptic number.

56556655665735 is a deficient number, since it is larger than the sum of its proper divisors (42780017025465).

56556655665735 is a wasteful number, since it uses less digits than its factorization.

56556655665735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95810952.

The product of its digits is 12757500000, while the sum is 75.

The spelling of 56556655665735 in words is "fifty-six trillion, five hundred fifty-six billion, six hundred fifty-five million, six hundred sixty-five thousand, seven hundred thirty-five".