56565241350437 has 16 divisors (see below), whose sum is σ = 61568168729472. Its totient is φ = 51769030602240.

The previous prime is 56565241350389. The next prime is 56565241350469. The reversal of 56565241350437 is 73405314256565.

It is a cyclic number.

It is not a de Polignac number, because 56565241350437 - 2¹⁶ = 56565241284901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56565241352437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 320900423 + ... + 321076644.

It is an arithmetic number, because the mean of its divisors is an integer number (3848010545592).

Almost surely, 2^{56565241350437} is an apocalyptic number.

It is an amenable number.

56565241350437 is a deficient number, since it is larger than the sum of its proper divisors (5002927379035).

56565241350437 is a wasteful number, since it uses less digits than its factorization.

56565241350437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641977228.

The product of its (nonzero) digits is 45360000, while the sum is 56.

The spelling of 56565241350437 in words is "fifty-six trillion, five hundred sixty-five billion, two hundred forty-one million, three hundred fifty thousand, four hundred thirty-seven".