8097922649 has 2 divisors, whose sum is σ = 8097922650. Its totient is φ = 8097922648.

The previous prime is 8097922559. The next prime is 8097922661. The reversal of 8097922649 is 9462297908.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7806606025 + 291316624 = 88355^2 + 17068^2 .

It is a cyclic number.

It is not a de Polignac number, because 8097922649 - 2¹² = 8097918553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8097922594 and 8097922603.

It is not a weakly prime, because it can be changed into another prime (8097922249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4048961324 + 4048961325.

It is an arithmetic number, because the mean of its divisors is an integer number (4048961325).

Almost surely, 2^8097922649 is an apocalyptic number.

It is an amenable number.

8097922649 is a deficient number, since it is larger than the sum of its proper divisors (1).

8097922649 is an equidigital number, since it uses as much as digits as its factorization.

8097922649 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3919104, while the sum is 56.

The square root of 8097922649 is about 89988.4584210664. The cubic root of 8097922649 is about 2008.1271507269.

The spelling of 8097922649 in words is "eight billion, ninety-seven million, nine hundred twenty-two thousand, six hundred forty-nine".