9766841490 has 160 divisors (see below), whose sum is σ = 30121217280. Its totient is φ = 2224423296.

The previous prime is 9766841489. The next prime is 9766841563. The reversal of 9766841490 is 941486679.

9766841490 is a `hidden beast` number, since 9 + 76 + 6 + 84 + 1 + 490 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1658371 + ... + 1664249.

It is an arithmetic number, because the mean of its divisors is an integer number (188257608).

Almost surely, 2^9766841490 is an apocalyptic number.

9766841490 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 9766841490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15060608640).

9766841490 is an abundant number, since it is smaller than the sum of its proper divisors (20354375790).

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

9766841490 is a wasteful number, since it uses less digits than its factorization.

9766841490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6198 (or 6189 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The square root of 9766841490 is about 98827.3316952350. The cubic root of 9766841490 is about 2137.5586835228.

The spelling of 9766841490 in words is "nine billion, seven hundred sixty-six million, eight hundred forty-one thousand, four hundred ninety".