1065028226081 has 8 divisors (see below), whose sum is σ = 1134979202304. Its totient is φ = 997047700000.

The previous prime is 1065028226063. The next prime is 1065028226117. The reversal of 1065028226081 is 1806228205601.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-1065028226081 is a prime.

It is a super-2 number, since 2×1065028226081² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1065028226681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 492611420 + ... + 492613581.

It is an arithmetic number, because the mean of its divisors is an integer number (141872400288).

Almost surely, 2^{1065028226081} is an apocalyptic number.

It is an amenable number.

1065028226081 is a deficient number, since it is larger than the sum of its proper divisors (69950976223).

1065028226081 is an equidigital number, since it uses as much as digits as its factorization.

1065028226081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985225071.

The product of its (nonzero) digits is 92160, while the sum is 41.

The spelling of 1065028226081 in words is "one trillion, sixty-five billion, twenty-eight million, two hundred twenty-six thousand, eighty-one".