11043453646 has 8 divisors (see below), whose sum is σ = 16577249544. Its totient is φ = 5517703800.

The previous prime is 11043453643. The next prime is 11043453647. The reversal of 11043453646 is 64635434011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11043453643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2008080 + ... + 2013571.

It is an arithmetic number, because the mean of its divisors is an integer number (2072156193).

Almost surely, 2^11043453646 is an apocalyptic number.

11043453646 is a deficient number, since it is larger than the sum of its proper divisors (5533795898).

11043453646 is a wasteful number, since it uses less digits than its factorization.

11043453646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4023026.

The product of its (nonzero) digits is 103680, while the sum is 37.

Adding to 11043453646 its reverse (64635434011), we get a palindrome (75678887657).

The spelling of 11043453646 in words is "eleven billion, forty-three million, four hundred fifty-three thousand, six hundred forty-six".