6992969647 has 2 divisors, whose sum is σ = 6992969648. Its totient is φ = 6992969646.

The previous prime is 6992969609. The next prime is 6992969681. The reversal of 6992969647 is 7469692996.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6992969647 - 2¹⁹ = 6992445359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6992969747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3496484823 + 3496484824.

It is an arithmetic number, because the mean of its divisors is an integer number (3496484824).

Almost surely, 2^6992969647 is an apocalyptic number.

6992969647 is a deficient number, since it is larger than the sum of its proper divisors (1).

6992969647 is an equidigital number, since it uses as much as digits as its factorization.

6992969647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 79361856, while the sum is 67.

The square root of 6992969647 is about 83623.9777037663. The cubic root of 6992969647 is about 1912.2905596156.

The spelling of 6992969647 in words is "six billion, nine hundred ninety-two million, nine hundred sixty-nine thousand, six hundred forty-seven".