1963145184216 has 72 divisors (see below), whose sum is σ = 4953636919140. Its totient is φ = 648334480640.

The previous prime is 1963145184173. The next prime is 1963145184227. The reversal of 1963145184216 is 6124815413691.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 775638871 + ... + 775641401.

Almost surely, 2^{1963145184216} is an apocalyptic number.

It is an amenable number.

1963145184216 is an abundant number, since it is smaller than the sum of its proper divisors (2990491734924).

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

1963145184216 is an frugal number, since it uses more digits than its factorization.

1963145184216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5297 (or 2649 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 51.

The spelling of 1963145184216 in words is "one trillion, nine hundred sixty-three billion, one hundred forty-five million, one hundred eighty-four thousand, two hundred sixteen".