56535244253565 has 128 divisors (see below), whose sum is σ = 113057789644800. Its totient is φ = 23436675747840.

The previous prime is 56535244253491. The next prime is 56535244253591.

It is a happy number.

56535244253565 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 56535244253565 - 2⁸ = 56535244253309 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 56535244253499 and 56535244253508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1163419909 + ... + 1163468501.

It is an arithmetic number, because the mean of its divisors is an integer number (883263981600).

Almost surely, 2^{56535244253565} is an apocalyptic number.

56535244253565 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56535244253565 is a deficient number, since it is larger than the sum of its proper divisors (56522545391235).

56535244253565 is a wasteful number, since it uses less digits than its factorization.

56535244253565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51107.

The product of its digits is 324000000, while the sum is 60.

The spelling of 56535244253565 in words is "fifty-six trillion, five hundred thirty-five billion, two hundred forty-four million, two hundred fifty-three thousand, five hundred sixty-five".