6650418142368 has 1728 divisors, whose sum is σ = 26390659276800. Its totient is φ = 1577256468480.

The previous prime is 6650418142339. The next prime is 6650418142409. The reversal of 6650418142368 is 8632418140566.

6650418142368 is a `hidden beast` number, since 6 + 6 + 50 + 418 + 142 + 36 + 8 = 666.

It is a super-2 number, since 2×6650418142368² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 19734178296 + ... + 19734178632.

Almost surely, 2^{6650418142368} 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 6650418142368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13195329638400).

6650418142368 is an abundant number, since it is smaller than the sum of its proper divisors (19740241134432).

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

6650418142368 is a wasteful number, since it uses less digits than its factorization.

6650418142368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536 (or 500 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 54.

The spelling of 6650418142368 in words is "six trillion, six hundred fifty billion, four hundred eighteen million, one hundred forty-two thousand, three hundred sixty-eight".