1065906065906 has 64 divisors (see below), whose sum is σ = 1862358220800. Its totient is φ = 452169120000.

The previous prime is 1065906065899. The next prime is 1065906065953. The reversal of 1065906065906 is 6095606095601.

It is a super-2 number, since 2×1065906065906² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68534831 + ... + 68550381.

It is an arithmetic number, because the mean of its divisors is an integer number (29099347200).

Almost surely, 2^{1065906065906} is an apocalyptic number.

1065906065906 is a deficient number, since it is larger than the sum of its proper divisors (796452154894).

1065906065906 is a wasteful number, since it uses less digits than its factorization.

1065906065906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17111.

The product of its (nonzero) digits is 2624400, while the sum is 53.

The spelling of 1065906065906 in words is "one trillion, sixty-five billion, nine hundred six million, sixty-five thousand, nine hundred six".