7327666368 has 168 divisors, whose sum is σ = 23346223056. Its totient is φ = 2178508800.

The previous prime is 7327666363. The next prime is 7327666387. The reversal of 7327666368 is 8636667237.

It is a super-2 number, since 2×7327666368² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7327666363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 324898 + ... + 346718.

Almost surely, 2^7327666368 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 7327666368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11673111528).

7327666368 is an abundant number, since it is smaller than the sum of its proper divisors (16018556688).

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

7327666368 is a wasteful number, since it uses less digits than its factorization.

7327666368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21903 (or 21890 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 54.

The square root of 7327666368 is about 85601.7895140049. The cubic root of 7327666368 is about 1942.3249809765.

The spelling of 7327666368 in words is "seven billion, three hundred twenty-seven million, six hundred sixty-six thousand, three hundred sixty-eight".