1309980178912 has 24 divisors (see below), whose sum is σ = 2593272237192. Its totient is φ = 651371356800.

The previous prime is 1309980178847. The next prime is 1309980178921. The reversal of 1309980178912 is 2198710899031.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113079514 + ... + 113091097.

It is an arithmetic number, because the mean of its divisors is an integer number (108053009883).

Almost surely, 2^{1309980178912} is an apocalyptic number.

It is an amenable number.

1309980178912 is a deficient number, since it is larger than the sum of its proper divisors (1283292058280).

1309980178912 is a wasteful number, since it uses less digits than its factorization.

1309980178912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226170802 (or 226170794 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 58.

The spelling of 1309980178912 in words is "one trillion, three hundred nine billion, nine hundred eighty million, one hundred seventy-eight thousand, nine hundred twelve".