8411894749 has 4 divisors (see below), whose sum is σ = 8418472960. Its totient is φ = 8405316540.

The previous prime is 8411894731. The next prime is 8411894783. The reversal of 8411894749 is 9474981148.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8411894749 - 2¹¹ = 8411892701 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 8411894749.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8411894789) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3287187 + ... + 3289744.

It is an arithmetic number, because the mean of its divisors is an integer number (2104618240).

Almost surely, 2^8411894749 is an apocalyptic number.

It is an amenable number.

8411894749 is a deficient number, since it is larger than the sum of its proper divisors (6578211).

8411894749 is a wasteful number, since it uses less digits than its factorization.

8411894749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6578210.

The product of its digits is 2322432, while the sum is 55.

The square root of 8411894749 is about 91716.3821190086. The cubic root of 8411894749 is about 2033.7517673988.

The spelling of 8411894749 in words is "eight billion, four hundred eleven million, eight hundred ninety-four thousand, seven hundred forty-nine".