6102249649 has 2 divisors, whose sum is σ = 6102249650. Its totient is φ = 6102249648.

The previous prime is 6102249611. The next prime is 6102249689. The reversal of 6102249649 is 9469422016.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5246394624 + 855855025 = 72432^2 + 29255^2 .

It is a cyclic number.

It is not a de Polignac number, because 6102249649 - 2⁷ = 6102249521 is a prime.

It is not a weakly prime, because it can be changed into another prime (6102249689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3051124824 + 3051124825.

It is an arithmetic number, because the mean of its divisors is an integer number (3051124825).

Almost surely, 2^6102249649 is an apocalyptic number.

It is an amenable number.

6102249649 is a deficient number, since it is larger than the sum of its proper divisors (1).

6102249649 is an equidigital number, since it uses as much as digits as its factorization.

6102249649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 43.

The square root of 6102249649 is about 78116.8973334195. The cubic root of 6102249649 is about 1827.3847250478.

The spelling of 6102249649 in words is "six billion, one hundred two million, two hundred forty-nine thousand, six hundred forty-nine".