9861419382 has 16 divisors (see below), whose sum is σ = 19724972592. Its totient is φ = 3286784160.

The previous prime is 9861419377. The next prime is 9861419389. The reversal of 9861419382 is 2839141689.

9861419382 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9861419389) 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, 25333 + ... + 142704.

It is an arithmetic number, because the mean of its divisors is an integer number (1232810787).

Almost surely, 2^9861419382 is an apocalyptic number.

9861419382 is an abundant number, since it is smaller than the sum of its proper divisors (9863553210).

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

9861419382 is a wasteful number, since it uses less digits than its factorization.

9861419382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177823.

The product of its digits is 746496, while the sum is 51.

The square root of 9861419382 is about 99304.6795574106. The cubic root of 9861419382 is about 2144.4362641765.

The spelling of 9861419382 in words is "nine billion, eight hundred sixty-one million, four hundred nineteen thousand, three hundred eighty-two".