56110511105605 has 64 divisors (see below), whose sum is σ = 74948255320320. Its totient is φ = 39979648051200.

The previous prime is 56110511105557. The next prime is 56110511105611. The reversal of 56110511105605 is 50650111501165.

It is not a de Polignac number, because 56110511105605 - 2⁷ = 56110511105477 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7704309294 + ... + 7704316576.

It is an arithmetic number, because the mean of its divisors is an integer number (1171066489380).

Almost surely, 2^{56110511105605} is an apocalyptic number.

56110511105605 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56110511105605 is a deficient number, since it is larger than the sum of its proper divisors (18837744214715).

56110511105605 is a wasteful number, since it uses less digits than its factorization.

56110511105605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10822.

The product of its (nonzero) digits is 22500, while the sum is 37.

The spelling of 56110511105605 in words is "fifty-six trillion, one hundred ten billion, five hundred eleven million, one hundred five thousand, six hundred five".