656050099 has 2 divisors, whose sum is σ = 656050100. Its totient is φ = 656050098.

The previous prime is 656050067. The next prime is 656050121. The reversal of 656050099 is 990050656.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 656050099 - 2⁵ = 656050067 is a prime.

It is not a weakly prime, because it can be changed into another prime (656050019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 328025049 + 328025050.

It is an arithmetic number, because the mean of its divisors is an integer number (328025050).

Almost surely, 2^656050099 is an apocalyptic number.

656050099 is a deficient number, since it is larger than the sum of its proper divisors (1).

656050099 is an equidigital number, since it uses as much as digits as its factorization.

656050099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72900, while the sum is 40.

The square root of 656050099 is about 25613.4749497213. The cubic root of 656050099 is about 868.9184159177.

The spelling of 656050099 in words is "six hundred fifty-six million, fifty thousand, ninety-nine".