10665925210789 has 8 divisors (see below), whose sum is σ = 10786509310680. Its totient is φ = 10545357605376.

The previous prime is 10665925210781. The next prime is 10665925210823. The reversal of 10665925210789 is 98701252956601.

It can be written as a sum of positive squares in 4 ways, for example, as 588741617025 + 10077183593764 = 767295^2 + 3174458^2 .

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 10665925210789 - 2³ = 10665925210781 is a prime.

It is a super-2 number, since 2×10665925210789² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10665925210781) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2820724 + ... + 5411869.

It is an arithmetic number, because the mean of its divisors is an integer number (1348313663835).

Almost surely, 2^{10665925210789} is an apocalyptic number.

It is an amenable number.

10665925210789 is a deficient number, since it is larger than the sum of its proper divisors (120584099891).

10665925210789 is an equidigital number, since it uses as much as digits as its factorization.

10665925210789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8247239.

The product of its (nonzero) digits is 16329600, while the sum is 61.

The spelling of 10665925210789 in words is "ten trillion, six hundred sixty-five billion, nine hundred twenty-five million, two hundred ten thousand, seven hundred eighty-nine".