1065251036164 has 12 divisors (see below), whose sum is σ = 2130502072384. Its totient is φ = 456536158344.

The previous prime is 1065251036081. The next prime is 1065251036183. The reversal of 1065251036164 is 4616301525601.

It is a happy number.

1065251036164 is an admirable number.

It is a super-2 number, since 2×1065251036164² (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 (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19022339904 + ... + 19022339959.

Almost surely, 2^{1065251036164} is an apocalyptic number.

1065251036164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1065251036164 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1065251036164 is a wasteful number, since it uses less digits than its factorization.

1065251036164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38044679874 (or 38044679872 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 40.

The spelling of 1065251036164 in words is "one trillion, sixty-five billion, two hundred fifty-one million, thirty-six thousand, one hundred sixty-four".