1330555677928 has 16 divisors (see below), whose sum is σ = 2494812848580. Its totient is φ = 665272251648.

The previous prime is 1330555677911. The next prime is 1330555677929. The reversal of 1330555677928 is 8297765550331.

It can be written as a sum of positive squares in 2 ways, for example, as 1326869002404 + 3686675524 = 1151898^2 + 60718^2 .

It is not an unprimeable number, because it can be changed into a prime (1330555677929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 418800 + ... + 1684192.

Almost surely, 2^{1330555677928} is an apocalyptic number.

It is an amenable number.

1330555677928 is a deficient number, since it is larger than the sum of its proper divisors (1164257170652).

1330555677928 is a wasteful number, since it uses less digits than its factorization.

1330555677928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1396836 (or 1396832 counting only the distinct ones).

The product of its (nonzero) digits is 47628000, while the sum is 61.

The spelling of 1330555677928 in words is "one trillion, three hundred thirty billion, five hundred fifty-five million, six hundred seventy-seven thousand, nine hundred twenty-eight".