9881746382 has 4 divisors (see below), whose sum is σ = 14822619576. Its totient is φ = 4940873190.

The previous prime is 9881746367. The next prime is 9881746387. The reversal of 9881746382 is 2836471889.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9881746387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2470436594 + ... + 2470436597.

It is an arithmetic number, because the mean of its divisors is an integer number (3705654894).

Almost surely, 2^9881746382 is an apocalyptic number.

9881746382 is a deficient number, since it is larger than the sum of its proper divisors (4940873194).

9881746382 is a wasteful number, since it uses less digits than its factorization.

9881746382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4940873193.

The product of its digits is 4644864, while the sum is 56.

The square root of 9881746382 is about 99406.9735078983. The cubic root of 9881746382 is about 2145.9086702049.

The spelling of 9881746382 in words is "nine billion, eight hundred eighty-one million, seven hundred forty-six thousand, three hundred eighty-two".