10811085565 has 8 divisors (see below), whose sum is σ = 14826631680. Its totient is φ = 7413315792.

The previous prime is 10811085547. The next prime is 10811085619. The reversal of 10811085565 is 56558011801.

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 10811085565 - 2¹³ = 10811077373 is a prime.

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, 154444045 + ... + 154444114.

It is an arithmetic number, because the mean of its divisors is an integer number (1853328960).

Almost surely, 2^10811085565 is an apocalyptic number.

It is an amenable number.

10811085565 is a deficient number, since it is larger than the sum of its proper divisors (4015546115).

10811085565 is an equidigital number, since it uses as much as digits as its factorization.

10811085565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308888171.

The product of its (nonzero) digits is 48000, while the sum is 40.

The spelling of 10811085565 in words is "ten billion, eight hundred eleven million, eighty-five thousand, five hundred sixty-five".