2091054117089 has 8 divisors (see below), whose sum is σ = 2448063356928. Its totient is φ = 1748616683040.

The previous prime is 2091054117079. The next prime is 2091054117197. The reversal of 2091054117089 is 9807114501902.

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 2091054117089 - 2⁴⁰ = 991542489313 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2091054117079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3642951137 + ... + 3642951710.

It is an arithmetic number, because the mean of its divisors is an integer number (306007919616).

Almost surely, 2^{2091054117089} is an apocalyptic number.

It is an amenable number.

2091054117089 is a deficient number, since it is larger than the sum of its proper divisors (357009239839).

2091054117089 is an equidigital number, since it uses as much as digits as its factorization.

2091054117089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7285902895.

The product of its (nonzero) digits is 181440, while the sum is 47.

The spelling of 2091054117089 in words is "two trillion, ninety-one billion, fifty-four million, one hundred seventeen thousand, eighty-nine".