1320050564 has 24 divisors (see below), whose sum is σ = 2642515008. Its totient is φ = 565218720.

The previous prime is 1320050533. The next prime is 1320050603. The reversal of 1320050564 is 4650500231.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10454 + ... + 52434.

It is an arithmetic number, because the mean of its divisors is an integer number (110104792).

Almost surely, 2^1320050564 is an apocalyptic number.

1320050564 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1320050564 is an abundant number, since it is smaller than the sum of its proper divisors (1322464444).

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

1320050564 is a wasteful number, since it uses less digits than its factorization.

1320050564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43115 (or 43113 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1320050564 is about 36332.5001066538. The cubic root of 1320050564 is about 1096.9753170632.

Adding to 1320050564 its reverse (4650500231), we get a palindrome (5970550795).

The spelling of 1320050564 in words is "one billion, three hundred twenty million, fifty thousand, five hundred sixty-four".