11819443651163 has 8 divisors (see below), whose sum is σ = 12107837726880. Its totient is φ = 11531055049920.

The previous prime is 11819443651159. The next prime is 11819443651189. The reversal of 11819443651163 is 36115634491811.

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

It is not a de Polignac number, because 11819443651163 - 2² = 11819443651159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11819443651123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3184658 + ... + 5812136.

It is an arithmetic number, because the mean of its divisors is an integer number (1513479715860).

Almost surely, 2^{11819443651163} is an apocalyptic number.

11819443651163 is a deficient number, since it is larger than the sum of its proper divisors (288394075717).

11819443651163 is a wasteful number, since it uses less digits than its factorization.

11819443651163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2737237.

The product of its digits is 1866240, while the sum is 53.

The spelling of 11819443651163 in words is "eleven trillion, eight hundred nineteen billion, four hundred forty-three million, six hundred fifty-one thousand, one hundred sixty-three".