10891075471089 has 8 divisors (see below), whose sum is σ = 15841564321632. Its totient is φ = 6600651800640.

The previous prime is 10891075471043. The next prime is 10891075471127. The reversal of 10891075471089 is 98017457019801.

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

It is not a de Polignac number, because 10891075471089 - 2¹¹ = 10891075469041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10891075471589) 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, 165016294984 + ... + 165016295049.

It is an arithmetic number, because the mean of its divisors is an integer number (1980195540204).

Almost surely, 2^{10891075471089} is an apocalyptic number.

It is an amenable number.

10891075471089 is a deficient number, since it is larger than the sum of its proper divisors (4950488850543).

10891075471089 is a wasteful number, since it uses less digits than its factorization.

10891075471089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330032590047.

The product of its (nonzero) digits is 5080320, while the sum is 60.

The spelling of 10891075471089 in words is "ten trillion, eight hundred ninety-one billion, seventy-five million, four hundred seventy-one thousand, eighty-nine".