56556207065415 has 16 divisors (see below), whose sum is σ = 91506672108000. Its totient is φ = 29824396833792.

The previous prime is 56556207065389. The next prime is 56556207065417. The reversal of 56556207065415 is 51456070265565.

It is not a de Polignac number, because 56556207065415 - 2¹⁰ = 56556207064391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56556207065417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21182098690 + ... + 21182101359.

It is an arithmetic number, because the mean of its divisors is an integer number (5719167006750).

Almost surely, 2^{56556207065415} is an apocalyptic number.

56556207065415 is a deficient number, since it is larger than the sum of its proper divisors (34950465042585).

56556207065415 is a wasteful number, since it uses less digits than its factorization.

56556207065415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42364200146.

The product of its (nonzero) digits is 37800000, while the sum is 57.

The spelling of 56556207065415 in words is "fifty-six trillion, five hundred fifty-six billion, two hundred seven million, sixty-five thousand, four hundred fifteen".