11546220450443 has 8 divisors (see below), whose sum is σ = 13206667768800. Its totient is φ = 9888519945600.

The previous prime is 11546220450433. The next prime is 11546220450451. The reversal of 11546220450443 is 34405402264511.

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

It is a cyclic number.

It is not a de Polignac number, because 11546220450443 - 2⁶ = 11546220450379 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11546220450443.

It is not an unprimeable number, because it can be changed into a prime (11546220450433) 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 7 ways as a sum of consecutive naturals, for example, 686694368 + ... + 686711181.

It is an arithmetic number, because the mean of its divisors is an integer number (1650833471100).

Almost surely, 2^{11546220450443} is an apocalyptic number.

11546220450443 is a deficient number, since it is larger than the sum of its proper divisors (1660447318357).

11546220450443 is a wasteful number, since it uses less digits than its factorization.

11546220450443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1373406757.

The product of its (nonzero) digits is 460800, while the sum is 41.

The spelling of 11546220450443 in words is "eleven trillion, five hundred forty-six billion, two hundred twenty million, four hundred fifty thousand, four hundred forty-three".