565530240000 has 440 divisors, whose sum is σ = 2054888450208. Its totient is φ = 137093120000.

The previous prime is 565530239993. The next prime is 565530240013. The reversal of 565530240000 is 42035565.

It is a tau number, because it is divible by the number of its divisors (440).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a self number, because there is not a number n which added to its sum of digits gives 565530240000.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 21106612 + ... + 21133388.

Almost surely, 2^565530240000 is an apocalyptic number.

565530240000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 565530240000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1027444225104).

565530240000 is an abundant number, since it is smaller than the sum of its proper divisors (1489358210208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

565530240000 is a wasteful number, since it uses less digits than its factorization.

565530240000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26831 (or 26798 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

Adding to 565530240000 its reverse (42035565), we get a palindrome (565572275565).

The spelling of 565530240000 in words is "five hundred sixty-five billion, five hundred thirty million, two hundred forty thousand".