1320580704 has 48 divisors (see below), whose sum is σ = 3523368240. Its totient is φ = 432975360.

The previous prime is 1320580661. The next prime is 1320580711. The reversal of 1320580704 is 4070850231.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106899 + ... + 118610.

It is an arithmetic number, because the mean of its divisors is an integer number (73403505).

Almost surely, 2^1320580704 is an apocalyptic number.

It is an amenable number.

1320580704 is an abundant number, since it is smaller than the sum of its proper divisors (2202787536).

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

1320580704 is a wasteful number, since it uses less digits than its factorization.

1320580704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225583 (or 225575 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 1320580704 is about 36339.7950462024. The cubic root of 1320580704 is about 1097.1221479691.

The spelling of 1320580704 in words is "one billion, three hundred twenty million, five hundred eighty thousand, seven hundred four".