16448651 has 2 divisors, whose sum is σ = 16448652. Its totient is φ = 16448650.

The previous prime is 16448617. The next prime is 16448671. The reversal of 16448651 is 15684461.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16448651 - 2⁶ = 16448587 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (16448671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8224325 + 8224326.

It is an arithmetic number, because the mean of its divisors is an integer number (8224326).

Almost surely, 2^16448651 is an apocalyptic number.

16448651 is a deficient number, since it is larger than the sum of its proper divisors (1).

16448651 is an equidigital number, since it uses as much as digits as its factorization.

16448651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23040, while the sum is 35.

The square root of 16448651 is about 4055.6936521389. The cubic root of 16448651 is about 254.3178023394.

The spelling of 16448651 in words is "sixteen million, four hundred forty-eight thousand, six hundred fifty-one".