6326650081 has 2 divisors, whose sum is σ = 6326650082. Its totient is φ = 6326650080.

The previous prime is 6326650019. The next prime is 6326650139. The reversal of 6326650081 is 1800566236.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3228057856 + 3098592225 = 56816^2 + 55665^2 .

It is a cyclic number.

It is not a de Polignac number, because 6326650081 - 2¹³ = 6326641889 is a prime.

It is a super-2 number, since 2×6326650081² = 80053002494834613122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6326650081.

It is not a weakly prime, because it can be changed into another prime (6326650481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3163325040 + 3163325041.

It is an arithmetic number, because the mean of its divisors is an integer number (3163325041).

Almost surely, 2^6326650081 is an apocalyptic number.

It is an amenable number.

6326650081 is a deficient number, since it is larger than the sum of its proper divisors (1).

6326650081 is an equidigital number, since it uses as much as digits as its factorization.

6326650081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 6326650081 is about 79540.2418967908. The cubic root of 6326650081 is about 1849.5153423382.

The spelling of 6326650081 in words is "six billion, three hundred twenty-six million, six hundred fifty thousand, eighty-one".