11443958283664 has 15 divisors (see below), whose sum is σ = 22172695392043. Its totient is φ = 5721972376048.

The previous prime is 11443958283661. The next prime is 11443958283689. The reversal of 11443958283664 is 46638285934411.

The square root of 11443958283664 is 3382892.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11443958283596 and 11443958283605.

It is not an unprimeable number, because it can be changed into a prime (11443958283661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 13108707 + ... + 13954429.

Almost surely, 2^{11443958283664} is an apocalyptic number.

11443958283664 is the 3382892-nd square number.

It is an amenable number.

11443958283664 is a deficient number, since it is larger than the sum of its proper divisors (10728737108379).

11443958283664 is an frugal number, since it uses more digits than its factorization.

11443958283664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1691454 (or 845725 counting only the distinct ones).

The product of its digits is 119439360, while the sum is 64.

Multiplying 11443958283664 by its sum of digits (64), we get a square (732413330154496 = 27063136²).

The spelling of 11443958283664 in words is "eleven trillion, four hundred forty-three billion, nine hundred fifty-eight million, two hundred eighty-three thousand, six hundred sixty-four".