363993999648 has 192 divisors, whose sum is σ = 1057252331520. Its totient is φ = 109164367872.

The previous prime is 363993999647. The next prime is 363993999701. The reversal of 363993999648 is 846999399363.

It is not an unprimeable number, because it can be changed into a prime (363993999643) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3243093 + ... + 3353451.

It is an arithmetic number, because the mean of its divisors is an integer number (5506522560).

Almost surely, 2^363993999648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 363993999648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (528626165760).

363993999648 is an abundant number, since it is smaller than the sum of its proper divisors (693258331872).

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

363993999648 is a wasteful number, since it uses less digits than its factorization.

363993999648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110479 (or 110471 counting only the distinct ones).

The product of its digits is 1836660096, while the sum is 78.

The spelling of 363993999648 in words is "three hundred sixty-three billion, nine hundred ninety-three million, nine hundred ninety-nine thousand, six hundred forty-eight".