1320038616 has 64 divisors (see below), whose sum is σ = 3629606400. Its totient is φ = 397519488.

The previous prime is 1320038591. The next prime is 1320038689. The reversal of 1320038616 is 6168300231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30346 + ... + 59673.

It is an arithmetic number, because the mean of its divisors is an integer number (56712600).

Almost surely, 2^1320038616 is an apocalyptic number.

It is an amenable number.

1320038616 is an abundant number, since it is smaller than the sum of its proper divisors (2309567784).

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

1320038616 is a wasteful number, since it uses less digits than its factorization.

1320038616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90088 (or 90084 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 1320038616 is about 36332.3356804927. The cubic root of 1320038616 is about 1096.9720074171.

Adding to 1320038616 its reverse (6168300231), we get a palindrome (7488338847).

The spelling of 1320038616 in words is "one billion, three hundred twenty million, thirty-eight thousand, six hundred sixteen".