16846706647 has 2 divisors, whose sum is σ = 16846706648. Its totient is φ = 16846706646.

The previous prime is 16846706633. The next prime is 16846706713. The reversal of 16846706647 is 74660764861.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16846706647 - 2⁷ = 16846706519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16846746647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8423353323 + 8423353324.

It is an arithmetic number, because the mean of its divisors is an integer number (8423353324).

Almost surely, 2^16846706647 is an apocalyptic number.

16846706647 is a deficient number, since it is larger than the sum of its proper divisors (1).

16846706647 is an equidigital number, since it uses as much as digits as its factorization.

16846706647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8128512, while the sum is 55.

The spelling of 16846706647 in words is "sixteen billion, eight hundred forty-six million, seven hundred six thousand, six hundred forty-seven".