565424424565 has 64 divisors (see below), whose sum is σ = 914471534592. Its totient is φ = 324121248000.

The previous prime is 565424424493. The next prime is 565424424571.

565424424565 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 565424424565 - 2¹³ = 565424416373 is a prime.

It is a super-2 number, since 2×565424424565² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1101540 + ... + 1531090.

It is an arithmetic number, because the mean of its divisors is an integer number (14288617728).

Almost surely, 2^565424424565 is an apocalyptic number.

565424424565 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

565424424565 is a deficient number, since it is larger than the sum of its proper divisors (349047110027).

565424424565 is a wasteful number, since it uses less digits than its factorization.

565424424565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429850.

The product of its digits is 23040000, while the sum is 52.

It can be divided in two parts, 565424 and 424565, that added together give a palindrome (989989).

The spelling of 565424424565 in words is "five hundred sixty-five billion, four hundred twenty-four million, four hundred twenty-four thousand, five hundred sixty-five".