56256565117493 has 8 divisors (see below), whose sum is σ = 60587322432000. Its totient is φ = 51926283407088.

The previous prime is 56256565117409. The next prime is 56256565117507. The reversal of 56256565117493 is 39471156565265.

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 56256565117493 - 2¹⁸ = 56256564855349 is a prime.

It is a super-2 number, since 2×56256565117493² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56256565117693) 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 7 ways as a sum of consecutive naturals, for example, 118655333 + ... + 119128506.

It is an arithmetic number, because the mean of its divisors is an integer number (7573415304000).

Almost surely, 2^{56256565117493} is an apocalyptic number.

It is an amenable number.

56256565117493 is a deficient number, since it is larger than the sum of its proper divisors (4330757314507).

56256565117493 is a wasteful number, since it uses less digits than its factorization.

56256565117493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237802051.

The product of its digits is 204120000, while the sum is 65.

The spelling of 56256565117493 in words is "fifty-six trillion, two hundred fifty-six billion, five hundred sixty-five million, one hundred seventeen thousand, four hundred ninety-three".