1229339983689 has 16 divisors (see below), whose sum is σ = 1821302246400. Its totient is φ = 819533967408.

The previous prime is 1229339983687. The next prime is 1229339983769. The reversal of 1229339983689 is 9863899339221.

1229339983689 is a `hidden beast` number, since 1 + 229 + 3 + 39 + 9 + 8 + 368 + 9 = 666.

It is not a de Polignac number, because 1229339983689 - 2¹ = 1229339983687 is a prime.

It is a super-2 number, since 2×1229339983689² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1229339983687) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 163032 + ... + 1576470.

It is an arithmetic number, because the mean of its divisors is an integer number (113831390400).

Almost surely, 2^{1229339983689} is an apocalyptic number.

It is an amenable number.

1229339983689 is a deficient number, since it is larger than the sum of its proper divisors (591962262711).

1229339983689 is a wasteful number, since it uses less digits than its factorization.

1229339983689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1445661 (or 1445655 counting only the distinct ones).

The product of its digits is 272097792, while the sum is 72.

The spelling of 1229339983689 in words is "one trillion, two hundred twenty-nine billion, three hundred thirty-nine million, nine hundred eighty-three thousand, six hundred eighty-nine".