1026165734409 has 8 divisors (see below), whose sum is σ = 1368284535360. Its totient is φ = 684078711536.

The previous prime is 1026165734311. The next prime is 1026165734459. The reversal of 1026165734409 is 9044375616201.

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 1026165734409 - 2⁹ = 1026165733897 is a prime.

It is a super-3 number, since 3×1026165734409³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1026165734459) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 7869069 + ... + 7998410.

It is an arithmetic number, because the mean of its divisors is an integer number (171035566920).

Almost surely, 2^{1026165734409} is an apocalyptic number.

It is an amenable number.

1026165734409 is a deficient number, since it is larger than the sum of its proper divisors (342118800951).

1026165734409 is a wasteful number, since it uses less digits than its factorization.

1026165734409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15889039.

The product of its (nonzero) digits is 1088640, while the sum is 48.

The spelling of 1026165734409 in words is "one trillion, twenty-six billion, one hundred sixty-five million, seven hundred thirty-four thousand, four hundred nine".