744165229653 has 6 divisors (see below), whose sum is σ = 1074905331734. Its totient is φ = 496110153096.

The previous prime is 744165229651. The next prime is 744165229663. The reversal of 744165229653 is 356922561447.

It is a happy number.

744165229653 is a `hidden beast` number, since 7 + 44 + 16 + 522 + 9 + 65 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 669920969169 + 74244260484 = 818487^2 + 272478^2 .

It is not a de Polignac number, because 744165229653 - 2¹ = 744165229651 is a prime.

It is a Duffinian number.

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 744165229653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (744165229651) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 41342512750 + ... + 41342512767.

Almost surely, 2^744165229653 is an apocalyptic number.

It is an amenable number.

744165229653 is a deficient number, since it is larger than the sum of its proper divisors (330740102081).

744165229653 is a wasteful number, since it uses less digits than its factorization.

744165229653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82685025523 (or 82685025520 counting only the distinct ones).

The product of its digits is 10886400, while the sum is 54.

The spelling of 744165229653 in words is "seven hundred forty-four billion, one hundred sixty-five million, two hundred twenty-nine thousand, six hundred fifty-three".