56657265438485 has 8 divisors (see below), whose sum is σ = 68060060314200. Its totient is φ = 45278251158784.

The previous prime is 56657265438461. The next prime is 56657265438541. The reversal of 56657265438485 is 58483456275665.

56657265438485 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1013408649124 + 55643856789361 = 1006682^2 + 7459481^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56657265438485 - 2¹² = 56657265434389 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5945143760 + ... + 5945153289.

It is an arithmetic number, because the mean of its divisors is an integer number (8507507539275).

Almost surely, 2^{56657265438485} is an apocalyptic number.

It is an amenable number.

56657265438485 is a deficient number, since it is larger than the sum of its proper divisors (11402794875715).

56657265438485 is a wasteful number, since it uses less digits than its factorization.

56657265438485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11890298007.

The product of its digits is 5806080000, while the sum is 74.

The spelling of 56657265438485 in words is "fifty-six trillion, six hundred fifty-seven billion, two hundred sixty-five million, four hundred thirty-eight thousand, four hundred eighty-five".