1209060782328 has 64 divisors (see below), whose sum is σ = 3454541061120. Its totient is φ = 345437769600.

The previous prime is 1209060782311. The next prime is 1209060782459. The reversal of 1209060782328 is 8232870609021.

It is a Cunningham number, because it is equal to 1099573²-1.

It is a congruent number.

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, 13149073 + ... + 13240703.

It is an arithmetic number, because the mean of its divisors is an integer number (53977204080).

Almost surely, 2^{1209060782328} is an apocalyptic number.

It is an amenable number.

1209060782328 is an abundant number, since it is smaller than the sum of its proper divisors (2245480278792).

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

1209060782328 is a wasteful number, since it uses less digits than its factorization.

1209060782328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170188 (or 170184 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 48.

The spelling of 1209060782328 in words is "one trillion, two hundred nine billion, sixty million, seven hundred eighty-two thousand, three hundred twenty-eight".