1324081650 has 96 divisors (see below), whose sum is σ = 3370284288. Its totient is φ = 343859200.

The previous prime is 1324081643. The next prime is 1324081657. The reversal of 1324081650 is 561804231.

It is an interprime number because it is at equal distance from previous prime (1324081643) and next prime (1324081657).

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

It is not an unprimeable number, because it can be changed into a prime (1324081657) 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 47 ways as a sum of consecutive naturals, for example, 2065330 + ... + 2065970.

It is an arithmetic number, because the mean of its divisors is an integer number (35107128).

Almost surely, 2^1324081650 is an apocalyptic number.

1324081650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1324081650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1685142144).

1324081650 is an abundant number, since it is smaller than the sum of its proper divisors (2046202638).

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

1324081650 is a wasteful number, since it uses less digits than its factorization.

1324081650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 996 (or 991 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 1324081650 is about 36387.9327524936. The cubic root of 1324081650 is about 1098.0908067208.

Adding to 1324081650 its reverse (561804231), we get a palindrome (1885885881).

The spelling of 1324081650 in words is "one billion, three hundred twenty-four million, eighty-one thousand, six hundred fifty".