8619199446 has 128 divisors (see below), whose sum is σ = 21862794240. Its totient is φ = 2226470400.

The previous prime is 8619199439. The next prime is 8619199471. The reversal of 8619199446 is 6449919168.

8619199446 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 564756 + ... + 579816.

It is an arithmetic number, because the mean of its divisors is an integer number (170803080).

Almost surely, 2^8619199446 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8619199446, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10931397120).

8619199446 is an abundant number, since it is smaller than the sum of its proper divisors (13243594794).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8619199446 is a wasteful number, since it uses less digits than its factorization.

8619199446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15142.

The product of its digits is 3359232, while the sum is 57.

The square root of 8619199446 is about 92839.6437196955. The cubic root of 8619199446 is about 2050.3231254289.

The spelling of 8619199446 in words is "eight billion, six hundred nineteen million, one hundred ninety-nine thousand, four hundred forty-six".