663195796416 has 42 divisors (see below), whose sum is σ = 1900931008392. Its totient is φ = 221065265280.

The previous prime is 663195796411. The next prime is 663195796427. The reversal of 663195796416 is 614697591366.

663195796416 is a `hidden beast` number, since 6 + 6 + 3 + 19 + 579 + 6 + 41 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (663195796411) 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 5 ways as a sum of consecutive naturals, for example, 575690220 + ... + 575691371.

Almost surely, 2^663195796416 is an apocalyptic number.

It is an amenable number.

663195796416 is an abundant number, since it is smaller than the sum of its proper divisors (1237735211976).

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

663195796416 is a wasteful number, since it uses less digits than its factorization.

663195796416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1151381609 (or 1151381596 counting only the distinct ones).

The product of its digits is 44089920, while the sum is 63.

The spelling of 663195796416 in words is "six hundred sixty-three billion, one hundred ninety-five million, seven hundred ninety-six thousand, four hundred sixteen".