12302243562 has 64 divisors (see below), whose sum is σ = 29794901760. Its totient is φ = 3305788416.

The previous prime is 12302243549. The next prime is 12302243563. The reversal of 12302243562 is 26534220321.

It is not an unprimeable number, because it can be changed into a prime (12302243563) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1134864 + ... + 1145652.

It is an arithmetic number, because the mean of its divisors is an integer number (465545340).

Almost surely, 2^12302243562 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12302243562, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14897450880).

12302243562 is an abundant number, since it is smaller than the sum of its proper divisors (17492658198).

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

12302243562 is a wasteful number, since it uses less digits than its factorization.

12302243562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12415.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 12302243562 its reverse (26534220321), we get a palindrome (38836463883).

The spelling of 12302243562 in words is "twelve billion, three hundred two million, two hundred forty-three thousand, five hundred sixty-two".