56580260551 has 4 divisors (see below), whose sum is σ = 56648512600. Its totient is φ = 56512008504.

The previous prime is 56580260537. The next prime is 56580260563. The reversal of 56580260551 is 15506208565.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 56580260551 - 2¹³ = 56580252359 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56580260498 and 56580260507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56580260351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34124781 + ... + 34126438.

It is an arithmetic number, because the mean of its divisors is an integer number (14162128150).

Almost surely, 2^56580260551 is an apocalyptic number.

56580260551 is a deficient number, since it is larger than the sum of its proper divisors (68252049).

56580260551 is an equidigital number, since it uses as much as digits as its factorization.

56580260551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68252048.

The product of its (nonzero) digits is 360000, while the sum is 43.

The spelling of 56580260551 in words is "fifty-six billion, five hundred eighty million, two hundred sixty thousand, five hundred fifty-one".