546016649 has 2 divisors, whose sum is σ = 546016650. Its totient is φ = 546016648.

The previous prime is 546016543. The next prime is 546016663. The reversal of 546016649 is 946610645.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 494751049 + 51265600 = 22243^2 + 7160^2 .

It is a cyclic number.

It is not a de Polignac number, because 546016649 - 2¹² = 546012553 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (546016949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273008324 + 273008325.

It is an arithmetic number, because the mean of its divisors is an integer number (273008325).

Almost surely, 2^546016649 is an apocalyptic number.

It is an amenable number.

546016649 is a deficient number, since it is larger than the sum of its proper divisors (1).

546016649 is an equidigital number, since it uses as much as digits as its factorization.

546016649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 546016649 is about 23366.9991440921. Note that the first 3 decimals coincide. The cubic root of 546016649 is about 817.3385099997.

The spelling of 546016649 in words is "five hundred forty-six million, sixteen thousand, six hundred forty-nine".