9491491416 has 64 divisors (see below), whose sum is σ = 26020149120. Its totient is φ = 2861291520.

The previous prime is 9491491411. The next prime is 9491491453. The reversal of 9491491416 is 6141941949.

9491491416 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9491491411) 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 15 ways as a sum of consecutive naturals, for example, 42190 + ... + 144093.

It is an arithmetic number, because the mean of its divisors is an integer number (406564830).

Almost surely, 2^9491491416 is an apocalyptic number.

It is an amenable number.

9491491416 is an abundant number, since it is smaller than the sum of its proper divisors (16528657704).

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

9491491416 is a wasteful number, since it uses less digits than its factorization.

9491491416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186496 (or 186492 counting only the distinct ones).

The product of its digits is 279936, while the sum is 48.

The square root of 9491491416 is about 97424.2855555020. The cubic root of 9491491416 is about 2117.2793074605.

The spelling of 9491491416 in words is "nine billion, four hundred ninety-one million, four hundred ninety-one thousand, four hundred sixteen".