1320005676 has 48 divisors (see below), whose sum is σ = 3362325120. Its totient is φ = 399726720.

The previous prime is 1320005633. The next prime is 1320005683. The reversal of 1320005676 is 6765000231.

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, 273355 + ... + 278141.

It is an arithmetic number, because the mean of its divisors is an integer number (70048440).

Almost surely, 2^1320005676 is an apocalyptic number.

It is an amenable number.

1320005676 is an abundant number, since it is smaller than the sum of its proper divisors (2042319444).

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

1320005676 is a wasteful number, since it uses less digits than its factorization.

1320005676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6894 (or 6892 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 1320005676 is about 36331.8823624651. The cubic root of 1320005676 is about 1096.9628827955.

The spelling of 1320005676 in words is "one billion, three hundred twenty million, five thousand, six hundred seventy-six".