9816441903654 has 16 divisors (see below), whose sum is σ = 20486487451392. Its totient is φ = 3129880027208.

The previous prime is 9816441903637. The next prime is 9816441903689. The reversal of 9816441903654 is 4563091446189.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35566818354 + ... + 35566818629.

It is an arithmetic number, because the mean of its divisors is an integer number (1280405465712).

Almost surely, 2^{9816441903654} is an apocalyptic number.

9816441903654 is an abundant number, since it is smaller than the sum of its proper divisors (10670045547738).

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

9816441903654 is a wasteful number, since it uses less digits than its factorization.

9816441903654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71133637011.

The product of its (nonzero) digits is 22394880, while the sum is 60.

The spelling of 9816441903654 in words is "nine trillion, eight hundred sixteen billion, four hundred forty-one million, nine hundred three thousand, six hundred fifty-four".