1089609036385 has 8 divisors (see below), whose sum is σ = 1307545012800. Its totient is φ = 871677783024.

The previous prime is 1089609036379. The next prime is 1089609036403. The reversal of 1089609036385 is 5836309069801.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1089609036385 - 2³ = 1089609036377 is a prime.

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, 651667 + ... + 1613656.

It is an arithmetic number, because the mean of its divisors is an integer number (163443126600).

Almost surely, 2^{1089609036385} is an apocalyptic number.

It is an amenable number.

1089609036385 is a deficient number, since it is larger than the sum of its proper divisors (217935976415).

1089609036385 is an equidigital number, since it uses as much as digits as its factorization.

1089609036385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2361527.

The product of its (nonzero) digits is 8398080, while the sum is 58.

The spelling of 1089609036385 in words is "one trillion, eighty-nine billion, six hundred nine million, thirty-six thousand, three hundred eighty-five".