11393000644 has 27 divisors (see below), whose sum is σ = 20212293423. Its totient is φ = 5619115272.

The previous prime is 11393000623. The next prime is 11393000791. The reversal of 11393000644 is 44600039311.

The square root of 11393000644 is 106738.

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

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 17718187 + ... + 17718829.

Almost surely, 2^11393000644 is an apocalyptic number.

11393000644 is the 106738-th square number.

It is an amenable number.

11393000644 is a deficient number, since it is larger than the sum of its proper divisors (8819292779).

11393000644 is an frugal number, since it uses more digits than its factorization.

11393000644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1456 (or 728 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 31.

Adding to 11393000644 its reverse (44600039311), we get a palindrome (55993039955).

The spelling of 11393000644 in words is "eleven billion, three hundred ninety-three million, six hundred forty-four", and thus it is an aban number.