1330805513928 has 32 divisors (see below), whose sum is σ = 3629469584160. Its totient is φ = 403274398080.

The previous prime is 1330805513897. The next prime is 1330805513977. The reversal of 1330805513928 is 8293155080331.

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, 2520464725 + ... + 2520465252.

It is an arithmetic number, because the mean of its divisors is an integer number (113420924505).

Almost surely, 2^{1330805513928} is an apocalyptic number.

It is an amenable number.

1330805513928 is an abundant number, since it is smaller than the sum of its proper divisors (2298664070232).

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

1330805513928 is a wasteful number, since it uses less digits than its factorization.

1330805513928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5040929997 (or 5040929993 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 48.

The spelling of 1330805513928 in words is "one trillion, three hundred thirty billion, eight hundred five million, five hundred thirteen thousand, nine hundred twenty-eight".