13244202745 has 16 divisors (see below), whose sum is σ = 16309339200. Its totient is φ = 10319246784.

The previous prime is 13244202731. The next prime is 13244202773. The reversal of 13244202745 is 54720244231.

It is a cyclic number.

It is not a de Polignac number, because 13244202745 - 2⁷ = 13244202617 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13244202745.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13219 + ... + 163288.

It is an arithmetic number, because the mean of its divisors is an integer number (1019333700).

Almost surely, 2^13244202745 is an apocalyptic number.

It is an amenable number.

13244202745 is a deficient number, since it is larger than the sum of its proper divisors (3065136455).

13244202745 is a wasteful number, since it uses less digits than its factorization.

13244202745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176904.

The product of its (nonzero) digits is 53760, while the sum is 34.

Adding to 13244202745 its reverse (54720244231), we get a palindrome (67964446976).

The spelling of 13244202745 in words is "thirteen billion, two hundred forty-four million, two hundred two thousand, seven hundred forty-five".