10749644334 has 96 divisors (see below), whose sum is σ = 27879362784. Its totient is φ = 2950122240.

The previous prime is 10749644333. The next prime is 10749644371. The reversal of 10749644334 is 43344694701.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 10749644334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10749644333) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 97024 + ... + 175820.

It is an arithmetic number, because the mean of its divisors is an integer number (290410029).

Almost surely, 2^10749644334 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10749644334, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13939681392).

10749644334 is an abundant number, since it is smaller than the sum of its proper divisors (17129718450).

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

10749644334 is a wasteful number, since it uses less digits than its factorization.

10749644334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78882 (or 78879 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 45.

The spelling of 10749644334 in words is "ten billion, seven hundred forty-nine million, six hundred forty-four thousand, three hundred thirty-four".