1239345383228 has 24 divisors (see below), whose sum is σ = 2171938103664. Its totient is φ = 618791817600.

The previous prime is 1239345383203. The next prime is 1239345383233. The reversal of 1239345383228 is 8223835439321.

It is a self number, because there is not a number n which added to its sum of digits gives 1239345383228.

It is a congruent number.

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, 40716551 + ... + 40746977.

It is an arithmetic number, because the mean of its divisors is an integer number (90497420986).

Almost surely, 2^{1239345383228} is an apocalyptic number.

It is an amenable number.

1239345383228 is a deficient number, since it is larger than the sum of its proper divisors (932592720436).

1239345383228 is a wasteful number, since it uses less digits than its factorization.

1239345383228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44573 (or 44571 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 53.

The spelling of 1239345383228 in words is "one trillion, two hundred thirty-nine billion, three hundred forty-five million, three hundred eighty-three thousand, two hundred twenty-eight".